Remove parentheses of return.

Since return is inconsistent, I removed unnecessary parentheses and
unified them.

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/4541)

apps/apps.c

@@ -663,7 +663,7 @@ X509 *load_cert(const char *file, int format, const char *cert_descrip)
         ERR_print_errors(bio_err);
     }
     BIO_free(cert);
-    return (x);
+    return x;
 }
 
 X509_CRL *load_crl(const char *infile, int format)
@@ -697,7 +697,7 @@ X509_CRL *load_crl(const char *infile, int format)
 
  end:
     BIO_free(in);
-    return (x);
+    return x;
 }
 
 EVP_PKEY *load_key(const char *file, int format, int maybe_stdin,
@@ -769,7 +769,7 @@ EVP_PKEY *load_key(const char *file, int format, int maybe_stdin,
         BIO_printf(bio_err, "unable to load %s\n", key_descrip);
         ERR_print_errors(bio_err);
     }
-    return (pkey);
+    return pkey;
 }
 
 EVP_PKEY *load_pubkey(const char *file, int format, int maybe_stdin,
@@ -855,7 +855,7 @@ EVP_PKEY *load_pubkey(const char *file, int format, int maybe_stdin,
     BIO_free(key);
     if (pkey == NULL)
         BIO_printf(bio_err, "unable to load %s\n", key_descrip);
-    return (pkey);
+    return pkey;
 }
 
 static int load_certs_crls(const char *file, int format,
@@ -1334,7 +1334,7 @@ static int index_serial_cmp(const OPENSSL_CSTRING *a,
 
     for (aa = a[DB_serial]; *aa == '0'; aa++) ;
     for (bb = b[DB_serial]; *bb == '0'; bb++) ;
-    return (strcmp(aa, bb));
+    return strcmp(aa, bb);
 }
 
 static int index_name_qual(char **a)
@@ -1349,7 +1349,7 @@ static unsigned long index_name_hash(const OPENSSL_CSTRING *a)
 
 int index_name_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b)
 {
-    return (strcmp(a[DB_name], b[DB_name]));
+    return strcmp(a[DB_name], b[DB_name]);
 }
 
 static IMPLEMENT_LHASH_HASH_FN(index_serial, OPENSSL_CSTRING)
@@ -1400,7 +1400,7 @@ BIGNUM *load_serial(const char *serialfile, int create, ASN1_INTEGER **retai)
  err:
     BIO_free(in);
     ASN1_INTEGER_free(ai);
-    return (ret);
+    return ret;
 }
 
 int save_serial(const char *serialfile, const char *suffix, const BIGNUM *serial,
@@ -1450,7 +1450,7 @@ int save_serial(const char *serialfile, const char *suffix, const BIGNUM *serial
  err:
     BIO_free_all(out);
     ASN1_INTEGER_free(ai);
-    return (ret);
+    return ret;
 }
 
 int rotate_serial(const char *serialfile, const char *new_suffix,
@@ -2153,7 +2153,7 @@ double app_tminterval(int stop, int usertime)
         ret = (__int64)(tmstop.QuadPart - tmstart.QuadPart) * 1e-7;
     }
 
-    return (ret);
+    return ret;
 }
 #elif defined(OPENSSL_SYSTEM_VXWORKS)
 # include <time.h>
@@ -2189,7 +2189,7 @@ double app_tminterval(int stop, int usertime)
     else
         ret = (now - tmstart) / (double)sysClkRateGet();
 # endif
-    return (ret);
+    return ret;
 }
 
 #elif defined(OPENSSL_SYSTEM_VMS)
@@ -2223,7 +2223,7 @@ double app_tminterval(int stop, int usertime)
     else
         ret = (now - tmstart) / (double)(CLK_TCK);
 
-    return (ret);
+    return ret;
 }
 
 #elif defined(_SC_CLK_TCK)      /* by means of unistd.h */
@@ -2246,7 +2246,7 @@ double app_tminterval(int stop, int usertime)
         ret = (now - tmstart) / (double)tck;
     }
 
-    return (ret);
+    return ret;
 }
 
 #else
@@ -2371,9 +2371,9 @@ int raw_read_stdin(void *buf, int siz)
 {
     DWORD n;
     if (ReadFile(GetStdHandle(STD_INPUT_HANDLE), buf, siz, &n, NULL))
-        return (n);
+        return n;
     else
-        return (-1);
+        return -1;
 }
 #elif defined(__VMS)
 # include <sys/socket.h>
@@ -2394,9 +2394,9 @@ int raw_write_stdout(const void *buf, int siz)
 {
     DWORD n;
     if (WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), buf, siz, &n, NULL))
-        return (n);
+        return n;
     else
-        return (-1);
+        return -1;
 }
 #else
 int raw_write_stdout(const void *buf, int siz)

apps/asn1pars.c

@@ -306,7 +306,7 @@ int asn1parse_main(int argc, char **argv)
         OPENSSL_free(str);
     ASN1_TYPE_free(at);
     sk_OPENSSL_STRING_free(osk);
-    return (ret);
+    return ret;
 }
 
 static int do_generate(char *genstr, const char *genconf, BUF_MEM *buf)

apps/ca.c

@@ -1235,7 +1235,7 @@ end_of_options:
     NCONF_free(conf);
     NCONF_free(extconf);
     release_engine(e);
-    return (ret);
+    return ret;
 }
 
 static char *lookup_conf(const CONF *conf, const char *section, const char *tag)
@@ -1312,7 +1312,7 @@ static int certify(X509 **xret, const char *infile, EVP_PKEY *pkey, X509 *x509,
  end:
     X509_REQ_free(req);
     BIO_free(in);
-    return (ok);
+    return ok;
 }
 
 static int certify_cert(X509 **xret, const char *infile, EVP_PKEY *pkey, X509 *x509,
@@ -1365,7 +1365,7 @@ static int certify_cert(X509 **xret, const char *infile, EVP_PKEY *pkey, X509 *x
  end:
     X509_REQ_free(rreq);
     X509_free(req);
-    return (ok);
+    return ok;
 }
 
 static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509,
@@ -1866,7 +1866,7 @@ static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509,
         X509_free(ret);
     else
         *xret = ret;
-    return (ok);
+    return ok;
 }
 
 static void write_new_certificate(BIO *bp, X509 *x, int output_der, int notext)
@@ -2013,7 +2013,7 @@ static int certify_spkac(X509 **xret, const char *infile, EVP_PKEY *pkey,
     NETSCAPE_SPKI_free(spki);
     X509_NAME_ENTRY_free(ne);
 
-    return (ok);
+    return ok;
 }
 
 static int check_time_format(const char *str)
@@ -2119,7 +2119,7 @@ static int do_revoke(X509 *x509, CA_DB *db, REVINFO_TYPE rev_type,
  end:
     for (i = 0; i < DB_NUMBER; i++)
         OPENSSL_free(row[i]);
-    return (ok);
+    return ok;
 }
 
 static int get_certificate_status(const char *serial, CA_DB *db)
@@ -2186,7 +2186,7 @@ static int get_certificate_status(const char *serial, CA_DB *db)
     for (i = 0; i < DB_NUMBER; i++) {
         OPENSSL_free(row[i]);
     }
-    return (ok);
+    return ok;
 }
 
 static int do_updatedb(CA_DB *db)
@@ -2244,7 +2244,7 @@ static int do_updatedb(CA_DB *db)
 
     ASN1_UTCTIME_free(a_tm);
     OPENSSL_free(a_tm_s);
-    return (cnt);
+    return cnt;
 }
 
 static const char *crl_reasons[] = {

apps/cms.c

@@ -1103,7 +1103,7 @@ int cms_main(int argc, char **argv)
     BIO_free(indata);
     BIO_free_all(out);
     OPENSSL_free(passin);
-    return (ret);
+    return ret;
 }
 
 static int save_certs(char *signerfile, STACK_OF(X509) *signers)

apps/crl.c

@@ -337,5 +337,5 @@ int crl_main(int argc, char **argv)
     X509_CRL_free(x);
     X509_STORE_CTX_free(ctx);
     X509_STORE_free(store);
-    return (ret);
+    return ret;
 }

apps/crl2p7.c

@@ -162,7 +162,7 @@ int crl2pkcs7_main(int argc, char **argv)
     PKCS7_free(p7);
     X509_CRL_free(crl);
 
-    return (ret);
+    return ret;
 }
 
 /*-
@@ -212,5 +212,5 @@ static int add_certs_from_file(STACK_OF(X509) *stack, char *certfile)
     /* never need to OPENSSL_free x */
     BIO_free(in);
     sk_X509_INFO_free(sk);
-    return (ret);
+    return ret;
 }

apps/dgst.c

@@ -398,7 +398,7 @@ int dgst_main(int argc, char **argv)
     OPENSSL_free(sigbuf);
     BIO_free(bmd);
     release_engine(e);
-    return (ret);
+    return ret;
 }
 
 int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,

apps/dhparam.c

@@ -364,7 +364,7 @@ int dhparam_main(int argc, char **argv)
     BIO_free_all(out);
     DH_free(dh);
     release_engine(e);
-    return (ret);
+    return ret;
 }
 
 static int dh_cb(int p, int n, BN_GENCB *cb)

apps/dsa.c

@@ -256,6 +256,6 @@ int dsa_main(int argc, char **argv)
     release_engine(e);
     OPENSSL_free(passin);
     OPENSSL_free(passout);
-    return (ret);
+    return ret;
 }
 #endif

apps/dsaparam.c

@@ -230,7 +230,7 @@ int dsaparam_main(int argc, char **argv)
     BIO_free_all(out);
     DSA_free(dsa);
     release_engine(e);
-    return (ret);
+    return ret;
 }
 
 static int dsa_cb(int p, int n, BN_GENCB *cb)

apps/ec.c

@@ -277,6 +277,6 @@ int ec_main(int argc, char **argv)
     release_engine(e);
     OPENSSL_free(passin);
     OPENSSL_free(passout);
-    return (ret);
+    return ret;
 }
 #endif

apps/ecparam.c

@@ -437,7 +437,7 @@ int ecparam_main(int argc, char **argv)
     release_engine(e);
     BIO_free(in);
     BIO_free_all(out);
-    return (ret);
+    return ret;
 }
 
 #endif

apps/engine.c

@@ -483,6 +483,6 @@ int engine_main(int argc, char **argv)
     sk_OPENSSL_STRING_free(pre_cmds);
     sk_OPENSSL_STRING_free(post_cmds);
     BIO_free_all(out);
-    return (ret);
+    return ret;
 }
 #endif

apps/errstr.c

@@ -62,5 +62,5 @@ int errstr_main(int argc, char **argv)
         }
     }
  end:
-    return (ret);
+    return ret;
 }

apps/gendsa.c

@@ -133,6 +133,6 @@ int gendsa_main(int argc, char **argv)
     DSA_free(dsa);
     release_engine(e);
     OPENSSL_free(passout);
-    return (ret);
+    return ret;
 }
 #endif

apps/genrsa.c

@@ -166,7 +166,7 @@ opthelp:
     OPENSSL_free(passout);
     if (ret != 0)
         ERR_print_errors(bio_err);
-    return (ret);
+    return ret;
 }
 
 static int genrsa_cb(int p, int n, BN_GENCB *cb)

apps/nseq.c

@@ -109,5 +109,5 @@ int nseq_main(int argc, char **argv)
     BIO_free_all(out);
     NETSCAPE_CERT_SEQUENCE_free(seq);
 
-    return (ret);
+    return ret;
 }

apps/ocsp.c

@@ -747,7 +747,7 @@ redo_accept:
     OPENSSL_free(tport);
     OPENSSL_free(tpath);
 
-    return (ret);
+    return ret;
 }
 
 static int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert,

apps/openssl.c

@@ -534,7 +534,7 @@ static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[])
     FUNCTION f, *fp;
 
     if (argc <= 0 || argv[0] == NULL)
-        return (0);
+        return 0;
     f.name = argv[0];
     fp = lh_FUNCTION_retrieve(prog, &f);
     if (fp == NULL) {
@@ -549,7 +549,7 @@ static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[])
         }
     }
     if (fp != NULL) {
-        return (fp->func(argc, argv));
+        return fp->func(argc, argv);
     }
     if ((strncmp(argv[0], "no-", 3)) == 0) {
         /*
@@ -559,7 +559,7 @@ static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[])
         f.name = argv[0] + 3;
         if (lh_FUNCTION_retrieve(prog, &f) == NULL) {
             BIO_printf(bio_out, "%s\n", argv[0]);
-            return (0);
+            return 0;
         }
         BIO_printf(bio_out, "%s\n", argv[0] + 3);
         return 1;
@@ -790,7 +790,7 @@ static LHASH_OF(FUNCTION) *prog_init(void)
     qsort(functions, i, sizeof(*functions), SortFnByName);
 
     if ((ret = lh_FUNCTION_new(function_hash, function_cmp)) == NULL)
-        return (NULL);
+        return NULL;
 
     for (f = functions; f->name != NULL; f++)
         (void)lh_FUNCTION_insert(ret, f);

apps/passwd.c

@@ -295,7 +295,7 @@ int passwd_main(int argc, char **argv)
     OPENSSL_free(salt_malloc);
     OPENSSL_free(passwd_malloc);
     BIO_free(in);
-    return (ret);
+    return ret;
 }
 
 /*

apps/pkcs7.c

@@ -193,5 +193,5 @@ int pkcs7_main(int argc, char **argv)
     release_engine(e);
     BIO_free(in);
     BIO_free_all(out);
-    return (ret);
+    return ret;
 }

apps/rand.c

@@ -128,5 +128,5 @@ int rand_main(int argc, char **argv)
         ERR_print_errors(bio_err);
     release_engine(e);
     BIO_free_all(out);
-    return (ret);
+    return ret;
 }

apps/rsa.c

@@ -307,6 +307,6 @@ int rsa_main(int argc, char **argv)
     RSA_free(rsa);
     OPENSSL_free(passin);
     OPENSSL_free(passout);
-    return (ret);
+    return ret;
 }
 #endif

apps/s_cb.c

@@ -100,7 +100,7 @@ int verify_callback(int ok, X509_STORE_CTX *ctx)
         policies_print(ctx);
     if (ok && !verify_args.quiet)
         BIO_printf(bio_err, "verify return:%d\n", ok);
-    return (ok);
+    return ok;
 }
 
 int set_cert_stuff(SSL_CTX *ctx, char *cert_file, char *key_file)
@@ -111,7 +111,7 @@ int set_cert_stuff(SSL_CTX *ctx, char *cert_file, char *key_file)
             BIO_printf(bio_err, "unable to get certificate from '%s'\n",
                        cert_file);
             ERR_print_errors(bio_err);
-            return (0);
+            return 0;
         }
         if (key_file == NULL)
             key_file = cert_file;
@@ -119,7 +119,7 @@ int set_cert_stuff(SSL_CTX *ctx, char *cert_file, char *key_file)
             BIO_printf(bio_err, "unable to get private key from '%s'\n",
                        key_file);
             ERR_print_errors(bio_err);
-            return (0);
+            return 0;
         }
 
         /*
@@ -134,7 +134,7 @@ int set_cert_stuff(SSL_CTX *ctx, char *cert_file, char *key_file)
         if (!SSL_CTX_check_private_key(ctx)) {
             BIO_printf(bio_err,
                        "Private key does not match the certificate public key\n");
-            return (0);
+            return 0;
         }
     }
     return 1;
@@ -423,19 +423,19 @@ long bio_dump_callback(BIO *bio, int cmd, const char *argp,
 
     out = (BIO *)BIO_get_callback_arg(bio);
     if (out == NULL)
-        return (ret);
+        return ret;
 
     if (cmd == (BIO_CB_READ | BIO_CB_RETURN)) {
         BIO_printf(out, "read from %p [%p] (%lu bytes => %ld (0x%lX))\n",
                    (void *)bio, (void *)argp, (unsigned long)argi, ret, ret);
         BIO_dump(out, argp, (int)ret);
-        return (ret);
+        return ret;
     } else if (cmd == (BIO_CB_WRITE | BIO_CB_RETURN)) {
         BIO_printf(out, "write to %p [%p] (%lu bytes => %ld (0x%lX))\n",
                    (void *)bio, (void *)argp, (unsigned long)argi, ret, ret);
         BIO_dump(out, argp, (int)ret);
     }
-    return (ret);
+    return ret;
 }
 
 void apps_ssl_info_callback(const SSL *s, int where, int ret)

apps/s_client.c

@@ -3053,7 +3053,7 @@ int s_client_main(int argc, char **argv)
     bio_c_out = NULL;
     BIO_free(bio_c_msg);
     bio_c_msg = NULL;
-    return (ret);
+    return ret;
 }
 
 static void print_stuff(BIO *bio, SSL *s, int full)

apps/s_server.c

@@ -255,7 +255,7 @@ static int ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
     if (p->login == NULL && p->user == NULL) {
         p->login = SSL_get_srp_username(s);
         BIO_printf(bio_err, "SRP username = \"%s\"\n", p->login);
-        return (-1);
+        return -1;
     }
 
     if (p->user == NULL) {
@@ -355,9 +355,9 @@ static int ebcdic_read(BIO *b, char *out, int outl)
     BIO *next = BIO_next(b);
 
     if (out == NULL || outl == 0)
-        return (0);
+        return 0;
     if (next == NULL)
-        return (0);
+        return 0;
 
     ret = BIO_read(next, out, outl);
     if (ret > 0)
@@ -373,7 +373,7 @@ static int ebcdic_write(BIO *b, const char *in, int inl)
     int num;
 
     if ((in == NULL) || (inl <= 0))
-        return (0);
+        return 0;
     if (next == NULL)
         return 0;
 
@@ -396,7 +396,7 @@ static int ebcdic_write(BIO *b, const char *in, int inl)
 
     ret = BIO_write(next, wbuf->buff, inl);
 
-    return (ret);
+    return ret;
 }
 
 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
@@ -405,7 +405,7 @@ static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
     BIO *next = BIO_next(b);
 
     if (next == NULL)
-        return (0);
+        return 0;
     switch (cmd) {
     case BIO_CTRL_DUP:
         ret = 0L;
@@ -414,7 +414,7 @@ static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
         ret = BIO_ctrl(next, cmd, num, ptr);
         break;
     }
-    return (ret);
+    return ret;
 }
 
 static int ebcdic_gets(BIO *bp, char *buf, int size)
@@ -2140,7 +2140,7 @@ int s_server_main(int argc, char *argv[])
 #ifdef CHARSET_EBCDIC
     BIO_meth_free(methods_ebcdic);
 #endif
-    return (ret);
+    return ret;
 }
 
 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
@@ -2657,7 +2657,7 @@ static int sv_body(int s, int stype, int prot, unsigned char *context)
     if (ret >= 0)
         BIO_printf(bio_s_out, "ACCEPT\n");
     (void)BIO_flush(bio_s_out);
-    return (ret);
+    return ret;
 }
 
 static void close_accept_socket(void)
@@ -2772,7 +2772,7 @@ static int init_ssl_connection(SSL *con)
         }
         /* Always print any error messages */
         ERR_print_errors(bio_err);
-        return (0);
+        return 0;
     }
 
     print_connection_info(con);
@@ -2875,7 +2875,7 @@ static DH *load_dh_param(const char *dhfile)
     ret = PEM_read_bio_DHparams(bio, NULL, NULL, NULL);
  err:
     BIO_free(bio);
-    return (ret);
+    return ret;
 }
 #endif
 
@@ -3263,7 +3263,7 @@ static int www_body(int s, int stype, int prot, unsigned char *context)
         BIO_printf(bio_s_out, "ACCEPT\n");
     OPENSSL_free(buf);
     BIO_free_all(io);
-    return (ret);
+    return ret;
 }
 
 static int rev_body(int s, int stype, int prot, unsigned char *context)
@@ -3416,7 +3416,7 @@ static int rev_body(int s, int stype, int prot, unsigned char *context)
 
     OPENSSL_free(buf);
     BIO_free_all(io);
-    return (ret);
+    return ret;
 }
 
 #define MAX_SESSION_ID_ATTEMPTS 10

apps/sess_id.c

@@ -163,7 +163,7 @@ int sess_id_main(int argc, char **argv)
  end:
     BIO_free_all(out);
     SSL_SESSION_free(x);
-    return (ret);
+    return ret;
 }
 
 static SSL_SESSION *load_sess_id(char *infile, int format)
@@ -186,5 +186,5 @@ static SSL_SESSION *load_sess_id(char *infile, int format)
 
  end:
     BIO_free(in);
-    return (x);
+    return x;
 }

apps/smime.c

@@ -609,7 +609,7 @@ int smime_main(int argc, char **argv)
     BIO_free(indata);
     BIO_free_all(out);
     OPENSSL_free(passin);
-    return (ret);
+    return ret;
 }
 
 static int save_certs(char *signerfile, STACK_OF(X509) *signers)

apps/speed.c

@@ -2938,7 +2938,7 @@ int speed_main(int argc, char **argv)
     }
     OPENSSL_free(loopargs);
     release_engine(e);
-    return (ret);
+    return ret;
 }
 
 static void print_message(const char *s, long num, int length)

apps/spkac.c

@@ -197,5 +197,5 @@ int spkac_main(int argc, char **argv)
     EVP_PKEY_free(pkey);
     release_engine(e);
     OPENSSL_free(passin);
-    return (ret);
+    return ret;
 }

apps/srp.c

@@ -603,6 +603,6 @@ int srp_main(int argc, char **argv)
     NCONF_free(conf);
     free_index(db);
     release_engine(e);
-    return (ret);
+    return ret;
 }
 #endif

apps/ts.c

@@ -320,7 +320,7 @@ int ts_main(int argc, char **argv)
     X509_VERIFY_PARAM_free(vpm);
     NCONF_free(conf);
     OPENSSL_free(password);
-    return (ret);
+    return ret;
 }
 
 /*

apps/verify.c

@@ -313,5 +313,5 @@ static int cb(int ok, X509_STORE_CTX *ctx)
         policies_print(ctx);
     if (!v_verbose)
         ERR_clear_error();
-    return (ok);
+    return ok;
 }

apps/version.c

@@ -188,5 +188,5 @@ opthelp:
     }
     ret = 0;
  end:
-    return (ret);
+    return ret;
 }

apps/vms_term_sock.c

@@ -184,7 +184,7 @@ int TerminalSocket (int FunctionCode, int *ReturnSocket)
                 close (TerminalSocketPair[0]);
             if (TerminalSocketPair[1])
                 close (TerminalSocketPair[1]);
-            return (TERM_SOCK_FAILURE);
+            return TERM_SOCK_FAILURE;
         }
 
         /*
@@ -197,7 +197,7 @@ int TerminalSocket (int FunctionCode, int *ReturnSocket)
             LogMessage ("TerminalSocket: SYS$ASSIGN () - %08X", status);
             close (TerminalSocketPair[0]);
             close (TerminalSocketPair[1]);
-            return (TERM_SOCK_FAILURE);
+            return TERM_SOCK_FAILURE;
         }
 
         /*
@@ -216,7 +216,7 @@ int TerminalSocket (int FunctionCode, int *ReturnSocket)
             LogMessage ("TerminalSocket: SYS$QIO () - %08X", status);
             close (TerminalSocketPair[0]);
             close (TerminalSocketPair[1]);
-            return (TERM_SOCK_FAILURE);
+            return TERM_SOCK_FAILURE;
         }
 
         /*
@@ -234,7 +234,7 @@ int TerminalSocket (int FunctionCode, int *ReturnSocket)
             LogMessage ("TerminalSocket: SYS$CANCEL () - %08X", status);
             close (TerminalSocketPair[0]);
             close (TerminalSocketPair[1]);
-            return (TERM_SOCK_FAILURE);
+            return TERM_SOCK_FAILURE;
         }
 
         /*
@@ -245,7 +245,7 @@ int TerminalSocket (int FunctionCode, int *ReturnSocket)
             LogMessage ("TerminalSocket: SYS$DASSGN () - %08X", status);
             close (TerminalSocketPair[0]);
             close (TerminalSocketPair[1]);
-            return (TERM_SOCK_FAILURE);
+            return TERM_SOCK_FAILURE;
         }
 
         /*
@@ -265,14 +265,14 @@ int TerminalSocket (int FunctionCode, int *ReturnSocket)
 	** Invalid function code
 	*/
         LogMessage ("TerminalSocket: Invalid Function Code - %d", FunctionCode);
-        return (TERM_SOCK_FAILURE);
+        return TERM_SOCK_FAILURE;
         break;
     }
 
     /*
     ** Return success
     */
-    return (TERM_SOCK_SUCCESS);
+    return TERM_SOCK_SUCCESS;
 
 }
 
@@ -312,7 +312,7 @@ static int CreateSocketPair (int SocketFamily,
     SockDesc1 = socket (SocketFamily, SocketType, 0);
     if (SockDesc1 < 0) {
         LogMessage ("CreateSocketPair: socket () - %d", errno);
-        return (-1);
+        return -1;
     }
 
     /*
@@ -331,7 +331,7 @@ static int CreateSocketPair (int SocketFamily,
     if (status < 0) {
         LogMessage ("CreateSocketPair: bind () - %d", errno);
         close (SockDesc1);
-        return (-1);
+        return -1;
     }
 
     /*
@@ -341,7 +341,7 @@ static int CreateSocketPair (int SocketFamily,
     if (status < 0) {
         LogMessage ("CreateSocketPair: getsockname () - %d", errno);
         close (SockDesc1);
-        return (-1);
+        return -1;
     } else
         LocalHostPort = sin.sin_port;
 
@@ -360,7 +360,7 @@ static int CreateSocketPair (int SocketFamily,
     if (! (status & 1)) {
         LogMessage ("CreateSocketPair: SYS$BINTIM () - %08X", status);
         close (SockDesc1);
-        return (-1);
+        return -1;
     }
 
     /*
@@ -371,7 +371,7 @@ static int CreateSocketPair (int SocketFamily,
     if (! (status & 1)) {
         LogMessage ("CreateSocketPair: SYS$ASSIGN () - %08X", status);
         close (SockDesc1);
-        return (-1);
+        return -1;
     }
 
     /*
@@ -393,7 +393,7 @@ static int CreateSocketPair (int SocketFamily,
         LogMessage ("CreateSocketPair: SYS$QIO () - %08X", status);
         close (SockDesc1);
         sys$dassgn (TcpDeviceChan);
-        return (-1);
+        return -1;
     }
 
     /*
@@ -429,7 +429,7 @@ static int CreateSocketPair (int SocketFamily,
         close (SockDesc1);
         close (SockDesc2);
         sys$dassgn (TcpDeviceChan);
-        return (-1);
+        return -1;
     }
 
     /*
@@ -448,7 +448,7 @@ static int CreateSocketPair (int SocketFamily,
         close (SockDesc1);
         close (SockDesc2);
         sys$dassgn (TcpDeviceChan);
-        return (-1);
+        return -1;
     }
 
     /*
@@ -468,7 +468,7 @@ static int CreateSocketPair (int SocketFamily,
         close (SockDesc1);
         close (SockDesc2);
         sys$dassgn (TcpDeviceChan);
-        return (-1);
+        return -1;
     }
 
     /*

crypto/asn1/a_bitstr.c

@@ -61,7 +61,7 @@ int i2c_ASN1_BIT_STRING(ASN1_BIT_STRING *a, unsigned char **pp)
 
     ret = 1 + len;
     if (pp == NULL)
-        return (ret);
+        return ret;
 
     p = *pp;
 
@@ -73,7 +73,7 @@ int i2c_ASN1_BIT_STRING(ASN1_BIT_STRING *a, unsigned char **pp)
         p[-1] &= (0xff << bits);
     }
     *pp = p;
-    return (ret);
+    return ret;
 }
 
 ASN1_BIT_STRING *c2i_ASN1_BIT_STRING(ASN1_BIT_STRING **a,
@@ -96,7 +96,7 @@ ASN1_BIT_STRING *c2i_ASN1_BIT_STRING(ASN1_BIT_STRING **a,
 
     if ((a == NULL) || ((*a) == NULL)) {
         if ((ret = ASN1_BIT_STRING_new()) == NULL)
-            return (NULL);
+            return NULL;
     } else
         ret = (*a);
 
@@ -132,12 +132,12 @@ ASN1_BIT_STRING *c2i_ASN1_BIT_STRING(ASN1_BIT_STRING **a,
     if (a != NULL)
         (*a) = ret;
     *pp = p;
-    return (ret);
+    return ret;
  err:
     ASN1err(ASN1_F_C2I_ASN1_BIT_STRING, i);
     if ((a == NULL) || (*a != ret))
         ASN1_BIT_STRING_free(ret);
-    return (NULL);
+    return NULL;
 }
 
 /*
@@ -161,7 +161,7 @@ int ASN1_BIT_STRING_set_bit(ASN1_BIT_STRING *a, int n, int value)
 
     if ((a->length < (w + 1)) || (a->data == NULL)) {
         if (!value)
-            return (1);         /* Don't need to set */
+            return 1;         /* Don't need to set */
         c = OPENSSL_clear_realloc(a->data, a->length, w + 1);
         if (c == NULL) {
             ASN1err(ASN1_F_ASN1_BIT_STRING_SET_BIT, ERR_R_MALLOC_FAILURE);

crypto/asn1/a_d2i_fp.c

@@ -25,12 +25,12 @@ void *ASN1_d2i_fp(void *(*xnew) (void), d2i_of_void *d2i, FILE *in, void **x)
 
     if ((b = BIO_new(BIO_s_file())) == NULL) {
         ASN1err(ASN1_F_ASN1_D2I_FP, ERR_R_BUF_LIB);
-        return (NULL);
+        return NULL;
     }
     BIO_set_fp(b, in, BIO_NOCLOSE);
     ret = ASN1_d2i_bio(xnew, d2i, b, x);
     BIO_free(b);
-    return (ret);
+    return ret;
 }
 # endif
 
@@ -49,7 +49,7 @@ void *ASN1_d2i_bio(void *(*xnew) (void), d2i_of_void *d2i, BIO *in, void **x)
     ret = d2i(x, &p, len);
  err:
     BUF_MEM_free(b);
-    return (ret);
+    return ret;
 }
 
 #endif
@@ -69,7 +69,7 @@ void *ASN1_item_d2i_bio(const ASN1_ITEM *it, BIO *in, void *x)
     ret = ASN1_item_d2i(x, &p, len, it);
  err:
     BUF_MEM_free(b);
-    return (ret);
+    return ret;
 }
 
 #ifndef OPENSSL_NO_STDIO
@@ -80,12 +80,12 @@ void *ASN1_item_d2i_fp(const ASN1_ITEM *it, FILE *in, void *x)
 
     if ((b = BIO_new(BIO_s_file())) == NULL) {
         ASN1err(ASN1_F_ASN1_ITEM_D2I_FP, ERR_R_BUF_LIB);
-        return (NULL);
+        return NULL;
     }
     BIO_set_fp(b, in, BIO_NOCLOSE);
     ret = ASN1_item_d2i_bio(it, b, x);
     BIO_free(b);
-    return (ret);
+    return ret;
 }
 #endif
 

crypto/asn1/a_digest.c

@@ -29,7 +29,7 @@ int ASN1_digest(i2d_of_void *i2d, const EVP_MD *type, char *data,
     i = i2d(data, NULL);
     if ((str = OPENSSL_malloc(i)) == NULL) {
         ASN1err(ASN1_F_ASN1_DIGEST, ERR_R_MALLOC_FAILURE);
-        return (0);
+        return 0;
     }
     p = str;
     i2d(data, &p);
@@ -52,7 +52,7 @@ int ASN1_item_digest(const ASN1_ITEM *it, const EVP_MD *type, void *asn,
 
     i = ASN1_item_i2d(asn, &str, it);
     if (!str)
-        return (0);
+        return 0;
 
     if (!EVP_Digest(str, i, md, len, type, NULL)) {
         OPENSSL_free(str);

crypto/asn1/a_dup.c

@@ -21,20 +21,20 @@ void *ASN1_dup(i2d_of_void *i2d, d2i_of_void *d2i, void *x)
     char *ret;
 
     if (x == NULL)
-        return (NULL);
+        return NULL;
 
     i = i2d(x, NULL);
     b = OPENSSL_malloc(i + 10);
     if (b == NULL) {
         ASN1err(ASN1_F_ASN1_DUP, ERR_R_MALLOC_FAILURE);
-        return (NULL);
+        return NULL;
     }
     p = b;
     i = i2d(x, &p);
     p2 = b;
     ret = d2i(NULL, &p2, i);
     OPENSSL_free(b);
-    return (ret);
+    return ret;
 }
 
 #endif
@@ -54,15 +54,15 @@ void *ASN1_item_dup(const ASN1_ITEM *it, void *x)
     void *ret;
 
     if (x == NULL)
-        return (NULL);
+        return NULL;
 
     i = ASN1_item_i2d(x, &b, it);
     if (b == NULL) {
         ASN1err(ASN1_F_ASN1_ITEM_DUP, ERR_R_MALLOC_FAILURE);
-        return (NULL);
+        return NULL;
     }
     p = b;
     ret = ASN1_item_d2i(NULL, &p, i, it);
     OPENSSL_free(b);
-    return (ret);
+    return ret;
 }

crypto/asn1/a_i2d_fp.c

@@ -22,12 +22,12 @@ int ASN1_i2d_fp(i2d_of_void *i2d, FILE *out, void *x)
 
     if ((b = BIO_new(BIO_s_file())) == NULL) {
         ASN1err(ASN1_F_ASN1_I2D_FP, ERR_R_BUF_LIB);
-        return (0);
+        return 0;
     }
     BIO_set_fp(b, out, BIO_NOCLOSE);
     ret = ASN1_i2d_bio(i2d, b, x);
     BIO_free(b);
-    return (ret);
+    return ret;
 }
 # endif
 
@@ -41,7 +41,7 @@ int ASN1_i2d_bio(i2d_of_void *i2d, BIO *out, unsigned char *x)
     b = OPENSSL_malloc(n);
     if (b == NULL) {
         ASN1err(ASN1_F_ASN1_I2D_BIO, ERR_R_MALLOC_FAILURE);
-        return (0);
+        return 0;
     }
 
     p = (unsigned char *)b;
@@ -59,7 +59,7 @@ int ASN1_i2d_bio(i2d_of_void *i2d, BIO *out, unsigned char *x)
         n -= i;
     }
     OPENSSL_free(b);
-    return (ret);
+    return ret;
 }
 
 #endif
@@ -72,12 +72,12 @@ int ASN1_item_i2d_fp(const ASN1_ITEM *it, FILE *out, void *x)
 
     if ((b = BIO_new(BIO_s_file())) == NULL) {
         ASN1err(ASN1_F_ASN1_ITEM_I2D_FP, ERR_R_BUF_LIB);
-        return (0);
+        return 0;
     }
     BIO_set_fp(b, out, BIO_NOCLOSE);
     ret = ASN1_item_i2d_bio(it, b, x);
     BIO_free(b);
-    return (ret);
+    return ret;
 }
 #endif
 
@@ -89,7 +89,7 @@ int ASN1_item_i2d_bio(const ASN1_ITEM *it, BIO *out, void *x)
     n = ASN1_item_i2d(x, &b, it);
     if (b == NULL) {
         ASN1err(ASN1_F_ASN1_ITEM_I2D_BIO, ERR_R_MALLOC_FAILURE);
-        return (0);
+        return 0;
     }
 
     for (;;) {
@@ -104,5 +104,5 @@ int ASN1_item_i2d_bio(const ASN1_ITEM *it, BIO *out, void *x)
         n -= i;
     }
     OPENSSL_free(b);
-    return (ret);
+    return ret;
 }

crypto/asn1/a_int.c

@@ -396,7 +396,7 @@ ASN1_INTEGER *d2i_ASN1_UINTEGER(ASN1_INTEGER **a, const unsigned char **pp,
 
     if ((a == NULL) || ((*a) == NULL)) {
         if ((ret = ASN1_INTEGER_new()) == NULL)
-            return (NULL);
+            return NULL;
         ret->type = V_ASN1_INTEGER;
     } else
         ret = (*a);
@@ -438,12 +438,12 @@ ASN1_INTEGER *d2i_ASN1_UINTEGER(ASN1_INTEGER **a, const unsigned char **pp,
     if (a != NULL)
         (*a) = ret;
     *pp = p;
-    return (ret);
+    return ret;
  err:
     ASN1err(ASN1_F_D2I_ASN1_UINTEGER, i);
     if ((a == NULL) || (*a != ret))
         ASN1_INTEGER_free(ret);
-    return (NULL);
+    return NULL;
 }
 
 static ASN1_STRING *bn_to_asn1_string(const BIGNUM *bn, ASN1_STRING *ai,
@@ -487,7 +487,7 @@ static ASN1_STRING *bn_to_asn1_string(const BIGNUM *bn, ASN1_STRING *ai,
  err:
     if (ret != ai)
         ASN1_INTEGER_free(ret);
-    return (NULL);
+    return NULL;
 }
 
 static BIGNUM *asn1_string_to_bn(const ASN1_INTEGER *ai, BIGNUM *bn,

crypto/asn1/a_object.c

@@ -24,7 +24,7 @@ int i2d_ASN1_OBJECT(const ASN1_OBJECT *a, unsigned char **pp)
     int objsize;
 
     if ((a == NULL) || (a->data == NULL))
-        return (0);
+        return 0;
 
     objsize = ASN1_object_size(0, a->length, V_ASN1_OBJECT);
     if (pp == NULL || objsize == -1)
@@ -36,7 +36,7 @@ int i2d_ASN1_OBJECT(const ASN1_OBJECT *a, unsigned char **pp)
     p += a->length;
 
     *pp = p;
-    return (objsize);
+    return objsize;
 }
 
 int a2d_ASN1_OBJECT(unsigned char *out, int olen, const char *buf, int num)
@@ -49,7 +49,7 @@ int a2d_ASN1_OBJECT(unsigned char *out, int olen, const char *buf, int num)
     BIGNUM *bl = NULL;
 
     if (num == 0)
-        return (0);
+        return 0;
     else if (num == -1)
         num = strlen(buf);
 
@@ -158,12 +158,12 @@ int a2d_ASN1_OBJECT(unsigned char *out, int olen, const char *buf, int num)
     if (tmp != ftmp)
         OPENSSL_free(tmp);
     BN_free(bl);
-    return (len);
+    return len;
  err:
     if (tmp != ftmp)
         OPENSSL_free(tmp);
     BN_free(bl);
-    return (0);
+    return 0;
 }
 
 int i2t_ASN1_OBJECT(char *buf, int buf_len, const ASN1_OBJECT *a)
@@ -177,7 +177,7 @@ int i2a_ASN1_OBJECT(BIO *bp, const ASN1_OBJECT *a)
     int i;
 
     if ((a == NULL) || (a->data == NULL))
-        return (BIO_write(bp, "NULL", 4));
+        return BIO_write(bp, "NULL", 4);
     i = i2t_ASN1_OBJECT(buf, sizeof buf, a);
     if (i > (int)(sizeof(buf) - 1)) {
         p = OPENSSL_malloc(i + 1);
@@ -193,7 +193,7 @@ int i2a_ASN1_OBJECT(BIO *bp, const ASN1_OBJECT *a)
     BIO_write(bp, p, i);
     if (p != buf)
         OPENSSL_free(p);
-    return (i);
+    return i;
 }
 
 ASN1_OBJECT *d2i_ASN1_OBJECT(ASN1_OBJECT **a, const unsigned char **pp,
@@ -221,7 +221,7 @@ ASN1_OBJECT *d2i_ASN1_OBJECT(ASN1_OBJECT **a, const unsigned char **pp,
     return ret;
  err:
     ASN1err(ASN1_F_D2I_ASN1_OBJECT, i);
-    return (NULL);
+    return NULL;
 }
 
 ASN1_OBJECT *c2i_ASN1_OBJECT(ASN1_OBJECT **a, const unsigned char **pp,
@@ -281,7 +281,7 @@ ASN1_OBJECT *c2i_ASN1_OBJECT(ASN1_OBJECT **a, const unsigned char **pp,
     if ((a == NULL) || ((*a) == NULL) ||
         !((*a)->flags & ASN1_OBJECT_FLAG_DYNAMIC)) {
         if ((ret = ASN1_OBJECT_new()) == NULL)
-            return (NULL);
+            return NULL;
     } else
         ret = (*a);
 
@@ -312,12 +312,12 @@ ASN1_OBJECT *c2i_ASN1_OBJECT(ASN1_OBJECT **a, const unsigned char **pp,
     if (a != NULL)
         (*a) = ret;
     *pp = p;
-    return (ret);
+    return ret;
  err:
     ASN1err(ASN1_F_C2I_ASN1_OBJECT, i);
     if ((a == NULL) || (*a != ret))
         ASN1_OBJECT_free(ret);
-    return (NULL);
+    return NULL;
 }
 
 ASN1_OBJECT *ASN1_OBJECT_new(void)
@@ -327,10 +327,10 @@ ASN1_OBJECT *ASN1_OBJECT_new(void)
     ret = OPENSSL_zalloc(sizeof(*ret));
     if (ret == NULL) {
         ASN1err(ASN1_F_ASN1_OBJECT_NEW, ERR_R_MALLOC_FAILURE);
-        return (NULL);
+        return NULL;
     }
     ret->flags = ASN1_OBJECT_FLAG_DYNAMIC;
-    return (ret);
+    return ret;
 }
 
 void ASN1_OBJECT_free(ASN1_OBJECT *a)
@@ -367,5 +367,5 @@ ASN1_OBJECT *ASN1_OBJECT_create(int nid, unsigned char *data, int len,
     o.length = len;
     o.flags = ASN1_OBJECT_FLAG_DYNAMIC | ASN1_OBJECT_FLAG_DYNAMIC_STRINGS |
         ASN1_OBJECT_FLAG_DYNAMIC_DATA;
-    return (OBJ_dup(&o));
+    return OBJ_dup(&o);
 }

crypto/asn1/a_print.c

@@ -21,7 +21,7 @@ int ASN1_PRINTABLE_type(const unsigned char *s, int len)
     if (len <= 0)
         len = -1;
     if (s == NULL)
-        return (V_ASN1_PRINTABLESTRING);
+        return V_ASN1_PRINTABLESTRING;
 
     while ((*s) && (len-- != 0)) {
         c = *(s++);
@@ -31,10 +31,10 @@ int ASN1_PRINTABLE_type(const unsigned char *s, int len)
             t61 = 1;
     }
     if (t61)
-        return (V_ASN1_T61STRING);
+        return V_ASN1_T61STRING;
     if (ia5)
-        return (V_ASN1_IA5STRING);
-    return (V_ASN1_PRINTABLESTRING);
+        return V_ASN1_IA5STRING;
+    return V_ASN1_PRINTABLESTRING;
 }
 
 int ASN1_UNIVERSALSTRING_to_string(ASN1_UNIVERSALSTRING *s)
@@ -43,9 +43,9 @@ int ASN1_UNIVERSALSTRING_to_string(ASN1_UNIVERSALSTRING *s)
     unsigned char *p;
 
     if (s->type != V_ASN1_UNIVERSALSTRING)
-        return (0);
+        return 0;
     if ((s->length % 4) != 0)
-        return (0);
+        return 0;
     p = s->data;
     for (i = 0; i < s->length; i += 4) {
         if ((p[0] != '\0') || (p[1] != '\0') || (p[2] != '\0'))
@@ -54,7 +54,7 @@ int ASN1_UNIVERSALSTRING_to_string(ASN1_UNIVERSALSTRING *s)
             p += 4;
     }
     if (i < s->length)
-        return (0);
+        return 0;
     p = s->data;
     for (i = 3; i < s->length; i += 4) {
         *(p++) = s->data[i];
@@ -72,7 +72,7 @@ int ASN1_STRING_print(BIO *bp, const ASN1_STRING *v)
     const char *p;
 
     if (v == NULL)
-        return (0);
+        return 0;
     n = 0;
     p = (const char *)v->data;
     for (i = 0; i < v->length; i++) {
@@ -84,12 +84,12 @@ int ASN1_STRING_print(BIO *bp, const ASN1_STRING *v)
         n++;
         if (n >= 80) {
             if (BIO_write(bp, buf, n) <= 0)
-                return (0);
+                return 0;
             n = 0;
         }
     }
     if (n > 0)
         if (BIO_write(bp, buf, n) <= 0)
-            return (0);
+            return 0;
     return 1;
 }

crypto/asn1/a_sign.c

@@ -103,7 +103,7 @@ int ASN1_sign(i2d_of_void *i2d, X509_ALGOR *algor1, X509_ALGOR *algor2,
     EVP_MD_CTX_free(ctx);
     OPENSSL_clear_free((char *)buf_in, (unsigned int)inl);
     OPENSSL_clear_free((char *)buf_out, outll);
-    return (outl);
+    return outl;
 }
 
 #endif
@@ -225,5 +225,5 @@ int ASN1_item_sign_ctx(const ASN1_ITEM *it,
  err:
     OPENSSL_clear_free((char *)buf_in, (unsigned int)inl);
     OPENSSL_clear_free((char *)buf_out, outll);
-    return (outl);
+    return outl;
 }

crypto/asn1/a_type.c

@@ -16,9 +16,9 @@
 int ASN1_TYPE_get(const ASN1_TYPE *a)
 {
     if ((a->value.ptr != NULL) || (a->type == V_ASN1_NULL))
-        return (a->type);
+        return a->type;
     else
-        return (0);
+        return 0;
 }
 
 void ASN1_TYPE_set(ASN1_TYPE *a, int type, void *value)

crypto/asn1/a_verify.c

@@ -76,7 +76,7 @@ int ASN1_verify(i2d_of_void *i2d, X509_ALGOR *a, ASN1_BIT_STRING *signature,
     ret = 1;
  err:
     EVP_MD_CTX_free(ctx);
-    return (ret);
+    return ret;
 }
 
 #endif

crypto/asn1/asn_mime.c

@@ -859,7 +859,7 @@ static int mime_hdr_cmp(const MIME_HEADER *const *a,
     if (!(*a)->name || !(*b)->name)
         return ! !(*a)->name - ! !(*b)->name;
 
-    return (strcmp((*a)->name, (*b)->name));
+    return strcmp((*a)->name, (*b)->name);
 }
 
 static int mime_param_cmp(const MIME_PARAM *const *a,
@@ -867,7 +867,7 @@ static int mime_param_cmp(const MIME_PARAM *const *a,
 {
     if (!(*a)->param_name || !(*b)->param_name)
         return ! !(*a)->param_name - ! !(*b)->param_name;
-    return (strcmp((*a)->param_name, (*b)->param_name));
+    return strcmp((*a)->param_name, (*b)->param_name);
 }
 
 /* Find a header with a given name (if possible) */

crypto/asn1/bio_asn1.c

@@ -95,7 +95,7 @@ static const BIO_METHOD methods_asn1 = {
 
 const BIO_METHOD *BIO_f_asn1(void)
 {
-    return (&methods_asn1);
+    return &methods_asn1;
 }
 
 static int asn1_bio_new(BIO *b)

crypto/asn1/d2i_pr.c

@@ -27,7 +27,7 @@ EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp,
     if ((a == NULL) || (*a == NULL)) {
         if ((ret = EVP_PKEY_new()) == NULL) {
             ASN1err(ASN1_F_D2I_PRIVATEKEY, ERR_R_EVP_LIB);
-            return (NULL);
+            return NULL;
         }
     } else {
         ret = *a;
@@ -64,11 +64,11 @@ EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp,
     *pp = p;
     if (a != NULL)
         (*a) = ret;
-    return (ret);
+    return ret;
  err:
     if (a == NULL || *a != ret)
         EVP_PKEY_free(ret);
-    return (NULL);
+    return NULL;
 }
 
 /*

crypto/asn1/d2i_pu.c

@@ -27,7 +27,7 @@ EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
     if ((a == NULL) || (*a == NULL)) {
         if ((ret = EVP_PKEY_new()) == NULL) {
             ASN1err(ASN1_F_D2I_PUBLICKEY, ERR_R_EVP_LIB);
-            return (NULL);
+            return NULL;
         }
     } else
         ret = *a;
@@ -69,9 +69,9 @@ EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
     }
     if (a != NULL)
         (*a) = ret;
-    return (ret);
+    return ret;
  err:
     if (a == NULL || *a != ret)
         EVP_PKEY_free(ret);
-    return (NULL);
+    return NULL;
 }

crypto/asn1/evp_asn1.c

@@ -17,7 +17,7 @@ int ASN1_TYPE_set_octetstring(ASN1_TYPE *a, unsigned char *data, int len)
     ASN1_STRING *os;
 
     if ((os = ASN1_OCTET_STRING_new()) == NULL)
-        return (0);
+        return 0;
     if (!ASN1_OCTET_STRING_set(os, data, len)) {
         ASN1_OCTET_STRING_free(os);
         return 0;
@@ -34,7 +34,7 @@ int ASN1_TYPE_get_octetstring(const ASN1_TYPE *a, unsigned char *data, int max_l
 
     if ((a->type != V_ASN1_OCTET_STRING) || (a->value.octet_string == NULL)) {
         ASN1err(ASN1_F_ASN1_TYPE_GET_OCTETSTRING, ASN1_R_DATA_IS_WRONG);
-        return (-1);
+        return -1;
     }
     p = ASN1_STRING_get0_data(a->value.octet_string);
     ret = ASN1_STRING_length(a->value.octet_string);
@@ -43,7 +43,7 @@ int ASN1_TYPE_get_octetstring(const ASN1_TYPE *a, unsigned char *data, int max_l
     else
         num = max_len;
     memcpy(data, p, num);
-    return (ret);
+    return ret;
 }
 
 typedef struct {

crypto/asn1/f_int.c

@@ -20,7 +20,7 @@ int i2a_ASN1_INTEGER(BIO *bp, const ASN1_INTEGER *a)
     char buf[2];
 
     if (a == NULL)
-        return (0);
+        return 0;
 
     if (a->type & V_ASN1_NEG) {
         if (BIO_write(bp, "-", 1) != 1)
@@ -46,9 +46,9 @@ int i2a_ASN1_INTEGER(BIO *bp, const ASN1_INTEGER *a)
             n += 2;
         }
     }
-    return (n);
+    return n;
  err:
-    return (-1);
+    return -1;
 }
 
 int a2i_ASN1_INTEGER(BIO *bp, ASN1_INTEGER *bs, char *buf, int size)

crypto/asn1/f_string.c

@@ -20,7 +20,7 @@ int i2a_ASN1_STRING(BIO *bp, const ASN1_STRING *a, int type)
     char buf[2];
 
     if (a == NULL)
-        return (0);
+        return 0;
 
     if (a->length == 0) {
         if (BIO_write(bp, "0", 1) != 1)
@@ -40,9 +40,9 @@ int i2a_ASN1_STRING(BIO *bp, const ASN1_STRING *a, int type)
             n += 2;
         }
     }
-    return (n);
+    return n;
  err:
-    return (-1);
+    return -1;
 }
 
 int a2i_ASN1_STRING(BIO *bp, ASN1_STRING *bs, char *buf, int size)

crypto/bf/bf_ecb.c

@@ -19,7 +19,7 @@
 
 const char *BF_options(void)
 {
-    return ("blowfish(ptr)");
+    return "blowfish(ptr)";
 }
 
 void BF_ecb_encrypt(const unsigned char *in, unsigned char *out,

crypto/bio/b_print.c

@@ -859,7 +859,7 @@ int BIO_printf(BIO *bio, const char *format, ...)
     ret = BIO_vprintf(bio, format, args);
 
     va_end(args);
-    return (ret);
+    return ret;
 }
 
 int BIO_vprintf(BIO *bio, const char *format, va_list args)
@@ -886,7 +886,7 @@ int BIO_vprintf(BIO *bio, const char *format, va_list args)
     } else {
         ret = BIO_write(bio, hugebuf, (int)retlen);
     }
-    return (ret);
+    return ret;
 }
 
 /*
@@ -905,7 +905,7 @@ int BIO_snprintf(char *buf, size_t n, const char *format, ...)
     ret = BIO_vsnprintf(buf, n, format, args);
 
     va_end(args);
-    return (ret);
+    return ret;
 }
 
 int BIO_vsnprintf(char *buf, size_t n, const char *format, va_list args)

crypto/bio/b_sock.c

@@ -66,7 +66,7 @@ int BIO_get_port(const char *str, unsigned short *port_ptr)
 
     if (str == NULL) {
         BIOerr(BIO_F_BIO_GET_PORT, BIO_R_NO_PORT_DEFINED);
-        return (0);
+        return 0;
     }
 
     if (BIO_sock_init() != 1)
@@ -102,9 +102,9 @@ int BIO_sock_error(int sock)
      */
     i = getsockopt(sock, SOL_SOCKET, SO_ERROR, (void *)&j, &size);
     if (i < 0)
-        return (get_last_socket_error());
+        return get_last_socket_error();
     else
-        return (j);
+        return j;
 }
 
 # if OPENSSL_API_COMPAT < 0x10100000L
@@ -142,7 +142,7 @@ int BIO_sock_init(void)
             err = WSAGetLastError();
             SYSerr(SYS_F_WSASTARTUP, err);
             BIOerr(BIO_F_BIO_SOCK_INIT, BIO_R_WSASTARTUP);
-            return (-1);
+            return -1;
         }
     }
 # endif                         /* OPENSSL_SYS_WINDOWS */
@@ -150,7 +150,7 @@ int BIO_sock_init(void)
     extern int _watt_do_exit;
     _watt_do_exit = 0;          /* don't make sock_init() call exit() */
     if (sock_init())
-        return (-1);
+        return -1;
 # endif
 
     return 1;
@@ -201,7 +201,7 @@ int BIO_socket_ioctl(int fd, long type, void *arg)
 #  endif                        /* __DJGPP__ */
     if (i < 0)
         SYSerr(SYS_F_IOCTLSOCKET, get_last_socket_error());
-    return (i);
+    return i;
 }
 
 # if OPENSSL_API_COMPAT < 0x10100000L

crypto/bio/bf_buff.c

@@ -41,7 +41,7 @@ static const BIO_METHOD methods_buffer = {
 
 const BIO_METHOD *BIO_f_buffer(void)
 {
-    return (&methods_buffer);
+    return &methods_buffer;
 }
 
 static int buffer_new(BIO *bi)
@@ -49,19 +49,19 @@ static int buffer_new(BIO *bi)
     BIO_F_BUFFER_CTX *ctx = OPENSSL_zalloc(sizeof(*ctx));
 
     if (ctx == NULL)
-        return (0);
+        return 0;
     ctx->ibuf_size = DEFAULT_BUFFER_SIZE;
     ctx->ibuf = OPENSSL_malloc(DEFAULT_BUFFER_SIZE);
     if (ctx->ibuf == NULL) {
         OPENSSL_free(ctx);
-        return (0);
+        return 0;
     }
     ctx->obuf_size = DEFAULT_BUFFER_SIZE;
     ctx->obuf = OPENSSL_malloc(DEFAULT_BUFFER_SIZE);
     if (ctx->obuf == NULL) {
         OPENSSL_free(ctx->ibuf);
         OPENSSL_free(ctx);
-        return (0);
+        return 0;
     }
 
     bi->init = 1;
@@ -75,7 +75,7 @@ static int buffer_free(BIO *a)
     BIO_F_BUFFER_CTX *b;
 
     if (a == NULL)
-        return (0);
+        return 0;
     b = (BIO_F_BUFFER_CTX *)a->ptr;
     OPENSSL_free(b->ibuf);
     OPENSSL_free(b->obuf);
@@ -92,11 +92,11 @@ static int buffer_read(BIO *b, char *out, int outl)
     BIO_F_BUFFER_CTX *ctx;
 
     if (out == NULL)
-        return (0);
+        return 0;
     ctx = (BIO_F_BUFFER_CTX *)b->ptr;
 
     if ((ctx == NULL) || (b->next_bio == NULL))
-        return (0);
+        return 0;
     num = 0;
     BIO_clear_retry_flags(b);
 
@@ -111,7 +111,7 @@ static int buffer_read(BIO *b, char *out, int outl)
         ctx->ibuf_len -= i;
         num += i;
         if (outl == i)
-            return (num);
+            return num;
         outl -= i;
         out += i;
     }
@@ -130,11 +130,11 @@ static int buffer_read(BIO *b, char *out, int outl)
                 if (i < 0)
                     return ((num > 0) ? num : i);
                 if (i == 0)
-                    return (num);
+                    return num;
             }
             num += i;
             if (outl == i)
-                return (num);
+                return num;
             out += i;
             outl -= i;
         }
@@ -148,7 +148,7 @@ static int buffer_read(BIO *b, char *out, int outl)
         if (i < 0)
             return ((num > 0) ? num : i);
         if (i == 0)
-            return (num);
+            return num;
     }
     ctx->ibuf_off = 0;
     ctx->ibuf_len = i;
@@ -163,10 +163,10 @@ static int buffer_write(BIO *b, const char *in, int inl)
     BIO_F_BUFFER_CTX *ctx;
 
     if ((in == NULL) || (inl <= 0))
-        return (0);
+        return 0;
     ctx = (BIO_F_BUFFER_CTX *)b->ptr;
     if ((ctx == NULL) || (b->next_bio == NULL))
-        return (0);
+        return 0;
 
     BIO_clear_retry_flags(b);
  start:
@@ -197,7 +197,7 @@ static int buffer_write(BIO *b, const char *in, int inl)
                 if (i < 0)
                     return ((num > 0) ? num : i);
                 if (i == 0)
-                    return (num);
+                    return num;
             }
             ctx->obuf_off += i;
             ctx->obuf_len -= i;
@@ -219,13 +219,13 @@ static int buffer_write(BIO *b, const char *in, int inl)
             if (i < 0)
                 return ((num > 0) ? num : i);
             if (i == 0)
-                return (num);
+                return num;
         }
         num += i;
         in += i;
         inl -= i;
         if (inl == 0)
-            return (num);
+            return num;
     }
 
     /*
@@ -252,7 +252,7 @@ static long buffer_ctrl(BIO *b, int cmd, long num, void *ptr)
         ctx->obuf_off = 0;
         ctx->obuf_len = 0;
         if (b->next_bio == NULL)
-            return (0);
+            return 0;
         ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
         break;
     case BIO_CTRL_EOF:
@@ -275,7 +275,7 @@ static long buffer_ctrl(BIO *b, int cmd, long num, void *ptr)
         ret = (long)ctx->obuf_len;
         if (ret == 0) {
             if (b->next_bio == NULL)
-                return (0);
+                return 0;
             ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
         }
         break;
@@ -283,7 +283,7 @@ static long buffer_ctrl(BIO *b, int cmd, long num, void *ptr)
         ret = (long)ctx->ibuf_len;
         if (ret == 0) {
             if (b->next_bio == NULL)
-                return (0);
+                return 0;
             ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
         }
         break;
@@ -347,7 +347,7 @@ static long buffer_ctrl(BIO *b, int cmd, long num, void *ptr)
         break;
     case BIO_C_DO_STATE_MACHINE:
         if (b->next_bio == NULL)
-            return (0);
+            return 0;
         BIO_clear_retry_flags(b);
         ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
         BIO_copy_next_retry(b);
@@ -355,7 +355,7 @@ static long buffer_ctrl(BIO *b, int cmd, long num, void *ptr)
 
     case BIO_CTRL_FLUSH:
         if (b->next_bio == NULL)
-            return (0);
+            return 0;
         if (ctx->obuf_len <= 0) {
             ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
             break;
@@ -368,7 +368,7 @@ static long buffer_ctrl(BIO *b, int cmd, long num, void *ptr)
                               &(ctx->obuf[ctx->obuf_off]), ctx->obuf_len);
                 BIO_copy_next_retry(b);
                 if (r <= 0)
-                    return ((long)r);
+                    return (long)r;
                 ctx->obuf_off += r;
                 ctx->obuf_len -= r;
             } else {
@@ -398,14 +398,14 @@ static long buffer_ctrl(BIO *b, int cmd, long num, void *ptr)
         break;
     default:
         if (b->next_bio == NULL)
-            return (0);
+            return 0;
         ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
         break;
     }
-    return (ret);
+    return ret;
  malloc_error:
     BIOerr(BIO_F_BUFFER_CTRL, ERR_R_MALLOC_FAILURE);
-    return (0);
+    return 0;
 }
 
 static long buffer_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp)
@@ -413,13 +413,13 @@ static long buffer_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp)
     long ret = 1;
 
     if (b->next_bio == NULL)
-        return (0);
+        return 0;
     switch (cmd) {
     default:
         ret = BIO_callback_ctrl(b->next_bio, cmd, fp);
         break;
     }
-    return (ret);
+    return ret;
 }
 
 static int buffer_gets(BIO *b, char *buf, int size)
@@ -450,7 +450,7 @@ static int buffer_gets(BIO *b, char *buf, int size)
             ctx->ibuf_off += i;
             if (flag || size == 0) {
                 *buf = '\0';
-                return (num);
+                return num;
             }
         } else {                /* read another chunk */
 
@@ -461,7 +461,7 @@ static int buffer_gets(BIO *b, char *buf, int size)
                 if (i < 0)
                     return ((num > 0) ? num : i);
                 if (i == 0)
-                    return (num);
+                    return num;
             }
             ctx->ibuf_len = i;
             ctx->ibuf_off = 0;
@@ -471,5 +471,5 @@ static int buffer_gets(BIO *b, char *buf, int size)
 
 static int buffer_puts(BIO *b, const char *str)
 {
-    return (buffer_write(b, str, strlen(str)));
+    return buffer_write(b, str, strlen(str));
 }

crypto/bio/bf_lbuf.c

@@ -46,7 +46,7 @@ static const BIO_METHOD methods_linebuffer = {
 
 const BIO_METHOD *BIO_f_linebuffer(void)
 {
-    return (&methods_linebuffer);
+    return &methods_linebuffer;
 }
 
 typedef struct bio_linebuffer_ctx_struct {
@@ -61,11 +61,11 @@ static int linebuffer_new(BIO *bi)
 
     ctx = OPENSSL_malloc(sizeof(*ctx));
     if (ctx == NULL)
-        return (0);
+        return 0;
     ctx->obuf = OPENSSL_malloc(DEFAULT_LINEBUFFER_SIZE);
     if (ctx->obuf == NULL) {
         OPENSSL_free(ctx);
-        return (0);
+        return 0;
     }
     ctx->obuf_size = DEFAULT_LINEBUFFER_SIZE;
     ctx->obuf_len = 0;
@@ -81,7 +81,7 @@ static int linebuffer_free(BIO *a)
     BIO_LINEBUFFER_CTX *b;
 
     if (a == NULL)
-        return (0);
+        return 0;
     b = (BIO_LINEBUFFER_CTX *)a->ptr;
     OPENSSL_free(b->obuf);
     OPENSSL_free(a->ptr);
@@ -96,13 +96,13 @@ static int linebuffer_read(BIO *b, char *out, int outl)
     int ret = 0;
 
     if (out == NULL)
-        return (0);
+        return 0;
     if (b->next_bio == NULL)
-        return (0);
+        return 0;
     ret = BIO_read(b->next_bio, out, outl);
     BIO_clear_retry_flags(b);
     BIO_copy_next_retry(b);
-    return (ret);
+    return ret;
 }
 
 static int linebuffer_write(BIO *b, const char *in, int inl)
@@ -111,10 +111,10 @@ static int linebuffer_write(BIO *b, const char *in, int inl)
     BIO_LINEBUFFER_CTX *ctx;
 
     if ((in == NULL) || (inl <= 0))
-        return (0);
+        return 0;
     ctx = (BIO_LINEBUFFER_CTX *)b->ptr;
     if ((ctx == NULL) || (b->next_bio == NULL))
-        return (0);
+        return 0;
 
     BIO_clear_retry_flags(b);
 
@@ -160,7 +160,7 @@ static int linebuffer_write(BIO *b, const char *in, int inl)
                 if (i < 0)
                     return ((num > 0) ? num : i);
                 if (i == 0)
-                    return (num);
+                    return num;
             }
             if (i < ctx->obuf_len)
                 memmove(ctx->obuf, ctx->obuf + i, ctx->obuf_len - i);
@@ -178,7 +178,7 @@ static int linebuffer_write(BIO *b, const char *in, int inl)
                 if (i < 0)
                     return ((num > 0) ? num : i);
                 if (i == 0)
-                    return (num);
+                    return num;
             }
             num += i;
             in += i;
@@ -214,7 +214,7 @@ static long linebuffer_ctrl(BIO *b, int cmd, long num, void *ptr)
     case BIO_CTRL_RESET:
         ctx->obuf_len = 0;
         if (b->next_bio == NULL)
-            return (0);
+            return 0;
         ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
         break;
     case BIO_CTRL_INFO:
@@ -224,7 +224,7 @@ static long linebuffer_ctrl(BIO *b, int cmd, long num, void *ptr)
         ret = (long)ctx->obuf_len;
         if (ret == 0) {
             if (b->next_bio == NULL)
-                return (0);
+                return 0;
             ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
         }
         break;
@@ -248,7 +248,7 @@ static long linebuffer_ctrl(BIO *b, int cmd, long num, void *ptr)
         break;
     case BIO_C_DO_STATE_MACHINE:
         if (b->next_bio == NULL)
-            return (0);
+            return 0;
         BIO_clear_retry_flags(b);
         ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
         BIO_copy_next_retry(b);
@@ -256,7 +256,7 @@ static long linebuffer_ctrl(BIO *b, int cmd, long num, void *ptr)
 
     case BIO_CTRL_FLUSH:
         if (b->next_bio == NULL)
-            return (0);
+            return 0;
         if (ctx->obuf_len <= 0) {
             ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
             break;
@@ -268,7 +268,7 @@ static long linebuffer_ctrl(BIO *b, int cmd, long num, void *ptr)
                 r = BIO_write(b->next_bio, ctx->obuf, ctx->obuf_len);
                 BIO_copy_next_retry(b);
                 if (r <= 0)
-                    return ((long)r);
+                    return (long)r;
                 if (r < ctx->obuf_len)
                     memmove(ctx->obuf, ctx->obuf + r, ctx->obuf_len - r);
                 ctx->obuf_len -= r;
@@ -286,14 +286,14 @@ static long linebuffer_ctrl(BIO *b, int cmd, long num, void *ptr)
         break;
     default:
         if (b->next_bio == NULL)
-            return (0);
+            return 0;
         ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
         break;
     }
-    return (ret);
+    return ret;
  malloc_error:
     BIOerr(BIO_F_LINEBUFFER_CTRL, ERR_R_MALLOC_FAILURE);
-    return (0);
+    return 0;
 }
 
 static long linebuffer_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp)
@@ -301,23 +301,23 @@ static long linebuffer_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp)
     long ret = 1;
 
     if (b->next_bio == NULL)
-        return (0);
+        return 0;
     switch (cmd) {
     default:
         ret = BIO_callback_ctrl(b->next_bio, cmd, fp);
         break;
     }
-    return (ret);
+    return ret;
 }
 
 static int linebuffer_gets(BIO *b, char *buf, int size)
 {
     if (b->next_bio == NULL)
-        return (0);
-    return (BIO_gets(b->next_bio, buf, size));
+        return 0;
+    return BIO_gets(b->next_bio, buf, size);
 }
 
 static int linebuffer_puts(BIO *b, const char *str)
 {
-    return (linebuffer_write(b, str, strlen(str)));
+    return linebuffer_write(b, str, strlen(str));
 }

crypto/bio/bf_nbio.c

@@ -50,7 +50,7 @@ static const BIO_METHOD methods_nbiof = {
 
 const BIO_METHOD *BIO_f_nbio_test(void)
 {
-    return (&methods_nbiof);
+    return &methods_nbiof;
 }
 
 static int nbiof_new(BIO *bi)
@@ -58,7 +58,7 @@ static int nbiof_new(BIO *bi)
     NBIO_TEST *nt;
 
     if ((nt = OPENSSL_zalloc(sizeof(*nt))) == NULL)
-        return (0);
+        return 0;
     nt->lrn = -1;
     nt->lwn = -1;
     bi->ptr = (char *)nt;
@@ -69,7 +69,7 @@ static int nbiof_new(BIO *bi)
 static int nbiof_free(BIO *a)
 {
     if (a == NULL)
-        return (0);
+        return 0;
     OPENSSL_free(a->ptr);
     a->ptr = NULL;
     a->init = 0;
@@ -84,9 +84,9 @@ static int nbiof_read(BIO *b, char *out, int outl)
     unsigned char n;
 
     if (out == NULL)
-        return (0);
+        return 0;
     if (b->next_bio == NULL)
-        return (0);
+        return 0;
 
     BIO_clear_retry_flags(b);
     if (RAND_bytes(&n, 1) <= 0)
@@ -104,7 +104,7 @@ static int nbiof_read(BIO *b, char *out, int outl)
         if (ret < 0)
             BIO_copy_next_retry(b);
     }
-    return (ret);
+    return ret;
 }
 
 static int nbiof_write(BIO *b, const char *in, int inl)
@@ -115,9 +115,9 @@ static int nbiof_write(BIO *b, const char *in, int inl)
     unsigned char n;
 
     if ((in == NULL) || (inl <= 0))
-        return (0);
+        return 0;
     if (b->next_bio == NULL)
-        return (0);
+        return 0;
     nt = (NBIO_TEST *)b->ptr;
 
     BIO_clear_retry_flags(b);
@@ -144,7 +144,7 @@ static int nbiof_write(BIO *b, const char *in, int inl)
             nt->lwn = inl;
         }
     }
-    return (ret);
+    return ret;
 }
 
 static long nbiof_ctrl(BIO *b, int cmd, long num, void *ptr)
@@ -152,7 +152,7 @@ static long nbiof_ctrl(BIO *b, int cmd, long num, void *ptr)
     long ret;
 
     if (b->next_bio == NULL)
-        return (0);
+        return 0;
     switch (cmd) {
     case BIO_C_DO_STATE_MACHINE:
         BIO_clear_retry_flags(b);
@@ -166,7 +166,7 @@ static long nbiof_ctrl(BIO *b, int cmd, long num, void *ptr)
         ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
         break;
     }
-    return (ret);
+    return ret;
 }
 
 static long nbiof_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp)
@@ -174,25 +174,25 @@ static long nbiof_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp)
     long ret = 1;
 
     if (b->next_bio == NULL)
-        return (0);
+        return 0;
     switch (cmd) {
     default:
         ret = BIO_callback_ctrl(b->next_bio, cmd, fp);
         break;
     }
-    return (ret);
+    return ret;
 }
 
 static int nbiof_gets(BIO *bp, char *buf, int size)
 {
     if (bp->next_bio == NULL)
-        return (0);
-    return (BIO_gets(bp->next_bio, buf, size));
+        return 0;
+    return BIO_gets(bp->next_bio, buf, size);
 }
 
 static int nbiof_puts(BIO *bp, const char *str)
 {
     if (bp->next_bio == NULL)
-        return (0);
-    return (BIO_puts(bp->next_bio, str));
+        return 0;
+    return BIO_puts(bp->next_bio, str);
 }

crypto/bio/bf_null.c

@@ -43,7 +43,7 @@ static const BIO_METHOD methods_nullf = {
 
 const BIO_METHOD *BIO_f_null(void)
 {
-    return (&methods_nullf);
+    return &methods_nullf;
 }
 
 static int nullf_new(BIO *bi)
@@ -57,7 +57,7 @@ static int nullf_new(BIO *bi)
 static int nullf_free(BIO *a)
 {
     if (a == NULL)
-        return (0);
+        return 0;
     /*-
     a->ptr=NULL;
     a->init=0;
@@ -71,13 +71,13 @@ static int nullf_read(BIO *b, char *out, int outl)
     int ret = 0;
 
     if (out == NULL)
-        return (0);
+        return 0;
     if (b->next_bio == NULL)
-        return (0);
+        return 0;
     ret = BIO_read(b->next_bio, out, outl);
     BIO_clear_retry_flags(b);
     BIO_copy_next_retry(b);
-    return (ret);
+    return ret;
 }
 
 static int nullf_write(BIO *b, const char *in, int inl)
@@ -85,13 +85,13 @@ static int nullf_write(BIO *b, const char *in, int inl)
     int ret = 0;
 
     if ((in == NULL) || (inl <= 0))
-        return (0);
+        return 0;
     if (b->next_bio == NULL)
-        return (0);
+        return 0;
     ret = BIO_write(b->next_bio, in, inl);
     BIO_clear_retry_flags(b);
     BIO_copy_next_retry(b);
-    return (ret);
+    return ret;
 }
 
 static long nullf_ctrl(BIO *b, int cmd, long num, void *ptr)
@@ -99,7 +99,7 @@ static long nullf_ctrl(BIO *b, int cmd, long num, void *ptr)
     long ret;
 
     if (b->next_bio == NULL)
-        return (0);
+        return 0;
     switch (cmd) {
     case BIO_C_DO_STATE_MACHINE:
         BIO_clear_retry_flags(b);
@@ -112,7 +112,7 @@ static long nullf_ctrl(BIO *b, int cmd, long num, void *ptr)
     default:
         ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
     }
-    return (ret);
+    return ret;
 }
 
 static long nullf_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp)
@@ -120,25 +120,25 @@ static long nullf_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp)
     long ret = 1;
 
     if (b->next_bio == NULL)
-        return (0);
+        return 0;
     switch (cmd) {
     default:
         ret = BIO_callback_ctrl(b->next_bio, cmd, fp);
         break;
     }
-    return (ret);
+    return ret;
 }
 
 static int nullf_gets(BIO *bp, char *buf, int size)
 {
     if (bp->next_bio == NULL)
-        return (0);
-    return (BIO_gets(bp->next_bio, buf, size));
+        return 0;
+    return BIO_gets(bp->next_bio, buf, size);
 }
 
 static int nullf_puts(BIO *bp, const char *str)
 {
     if (bp->next_bio == NULL)
-        return (0);
-    return (BIO_puts(bp->next_bio, str));
+        return 0;
+    return BIO_puts(bp->next_bio, str);
 }

crypto/bio/bio_lib.c

@@ -75,7 +75,7 @@ BIO *BIO_new(const BIO_METHOD *method)
 
     if (bio == NULL) {
         BIOerr(BIO_F_BIO_NEW, ERR_R_MALLOC_FAILURE);
-        return (NULL);
+        return NULL;
     }
 
     bio->method = method;
@@ -435,7 +435,7 @@ int BIO_gets(BIO *b, char *buf, int size)
 
     if ((b == NULL) || (b->method == NULL) || (b->method->bgets == NULL)) {
         BIOerr(BIO_F_BIO_GETS, BIO_R_UNSUPPORTED_METHOD);
-        return (-2);
+        return -2;
     }
 
     if (size < 0) {
@@ -451,7 +451,7 @@ int BIO_gets(BIO *b, char *buf, int size)
 
     if (!b->init) {
         BIOerr(BIO_F_BIO_GETS, BIO_R_UNINITIALIZED);
-        return (-2);
+        return -2;
     }
 
     ret = b->method->bgets(b, buf, size);
@@ -493,7 +493,7 @@ long BIO_int_ctrl(BIO *b, int cmd, long larg, int iarg)
     int i;
 
     i = iarg;
-    return (BIO_ctrl(b, cmd, larg, (char *)&i));
+    return BIO_ctrl(b, cmd, larg, (char *)&i);
 }
 
 void *BIO_ptr_ctrl(BIO *b, int cmd, long larg)
@@ -501,9 +501,9 @@ void *BIO_ptr_ctrl(BIO *b, int cmd, long larg)
     void *p = NULL;
 
     if (BIO_ctrl(b, cmd, larg, (char *)&p) <= 0)
-        return (NULL);
+        return NULL;
     else
-        return (p);
+        return p;
 }
 
 long BIO_ctrl(BIO *b, int cmd, long larg, void *parg)
@@ -540,11 +540,11 @@ long BIO_callback_ctrl(BIO *b, int cmd,
     long ret;
 
     if (b == NULL)
-        return (0);
+        return 0;
 
     if ((b->method == NULL) || (b->method->callback_ctrl == NULL)) {
         BIOerr(BIO_F_BIO_CALLBACK_CTRL, BIO_R_UNSUPPORTED_METHOD);
-        return (-2);
+        return -2;
     }
 
     if (b->callback != NULL || b->callback_ex != NULL) {
@@ -584,7 +584,7 @@ BIO *BIO_push(BIO *b, BIO *bio)
     BIO *lb;
 
     if (b == NULL)
-        return (bio);
+        return bio;
     lb = b;
     while (lb->next_bio != NULL)
         lb = lb->next_bio;
@@ -593,7 +593,7 @@ BIO *BIO_push(BIO *b, BIO *bio)
         bio->prev_bio = lb;
     /* called to do internal processing */
     BIO_ctrl(b, BIO_CTRL_PUSH, 0, lb);
-    return (b);
+    return b;
 }
 
 /* Remove the first and return the rest */
@@ -602,7 +602,7 @@ BIO *BIO_pop(BIO *b)
     BIO *ret;
 
     if (b == NULL)
-        return (NULL);
+        return NULL;
     ret = b->next_bio;
 
     BIO_ctrl(b, BIO_CTRL_POP, 0, b);
@@ -614,7 +614,7 @@ BIO *BIO_pop(BIO *b)
 
     b->next_bio = NULL;
     b->prev_bio = NULL;
-    return (ret);
+    return ret;
 }
 
 BIO *BIO_get_retry_BIO(BIO *bio, int *reason)
@@ -632,12 +632,12 @@ BIO *BIO_get_retry_BIO(BIO *bio, int *reason)
     }
     if (reason != NULL)
         *reason = last->retry_reason;
-    return (last);
+    return last;
 }
 
 int BIO_get_retry_reason(BIO *bio)
 {
-    return (bio->retry_reason);
+    return bio->retry_reason;
 }
 
 void BIO_set_retry_reason(BIO *bio, int reason)
@@ -658,13 +658,13 @@ BIO *BIO_find_type(BIO *bio, int type)
 
             if (!mask) {
                 if (mt & type)
-                    return (bio);
+                    return bio;
             } else if (mt == type)
-                return (bio);
+                return bio;
         }
         bio = bio->next_bio;
     } while (bio != NULL);
-    return (NULL);
+    return NULL;
 }
 
 BIO *BIO_next(BIO *b)
@@ -732,11 +732,11 @@ BIO *BIO_dup_chain(BIO *in)
             eoc = new_bio;
         }
     }
-    return (ret);
+    return ret;
  err:
     BIO_free_all(ret);
 
-    return (NULL);
+    return NULL;
 }
 
 void BIO_copy_next_retry(BIO *b)
@@ -747,12 +747,12 @@ void BIO_copy_next_retry(BIO *b)
 
 int BIO_set_ex_data(BIO *bio, int idx, void *data)
 {
-    return (CRYPTO_set_ex_data(&(bio->ex_data), idx, data));
+    return CRYPTO_set_ex_data(&(bio->ex_data), idx, data);
 }
 
 void *BIO_get_ex_data(BIO *bio, int idx)
 {
-    return (CRYPTO_get_ex_data(&(bio->ex_data), idx));
+    return CRYPTO_get_ex_data(&(bio->ex_data), idx);
 }
 
 uint64_t BIO_number_read(BIO *bio)

crypto/bio/bss_acpt.c

@@ -70,7 +70,7 @@ static const BIO_METHOD methods_acceptp = {
 
 const BIO_METHOD *BIO_s_accept(void)
 {
-    return (&methods_acceptp);
+    return &methods_acceptp;
 }
 
 static int acpt_new(BIO *bi)
@@ -81,7 +81,7 @@ static int acpt_new(BIO *bi)
     bi->num = (int)INVALID_SOCKET;
     bi->flags = 0;
     if ((ba = BIO_ACCEPT_new()) == NULL)
-        return (0);
+        return 0;
     bi->ptr = (char *)ba;
     ba->state = ACPT_S_BEFORE;
     bi->shutdown = 1;
@@ -93,10 +93,10 @@ static BIO_ACCEPT *BIO_ACCEPT_new(void)
     BIO_ACCEPT *ret;
 
     if ((ret = OPENSSL_zalloc(sizeof(*ret))) == NULL)
-        return (NULL);
+        return NULL;
     ret->accept_family = BIO_FAMILY_IPANY;
     ret->accept_sock = (int)INVALID_SOCKET;
-    return (ret);
+    return ret;
 }
 
 static void BIO_ACCEPT_free(BIO_ACCEPT *a)
@@ -133,7 +133,7 @@ static int acpt_free(BIO *a)
     BIO_ACCEPT *data;
 
     if (a == NULL)
-        return (0);
+        return 0;
     data = (BIO_ACCEPT *)a->ptr;
 
     if (a->shutdown) {
@@ -359,12 +359,12 @@ static int acpt_read(BIO *b, char *out, int outl)
     while (b->next_bio == NULL) {
         ret = acpt_state(b, data);
         if (ret <= 0)
-            return (ret);
+            return ret;
     }
 
     ret = BIO_read(b->next_bio, out, outl);
     BIO_copy_next_retry(b);
-    return (ret);
+    return ret;
 }
 
 static int acpt_write(BIO *b, const char *in, int inl)
@@ -378,12 +378,12 @@ static int acpt_write(BIO *b, const char *in, int inl)
     while (b->next_bio == NULL) {
         ret = acpt_state(b, data);
         if (ret <= 0)
-            return (ret);
+            return ret;
     }
 
     ret = BIO_write(b->next_bio, in, inl);
     BIO_copy_next_retry(b);
-    return (ret);
+    return ret;
 }
 
 static long acpt_ctrl(BIO *b, int cmd, long num, void *ptr)
@@ -527,7 +527,7 @@ static long acpt_ctrl(BIO *b, int cmd, long num, void *ptr)
         ret = 0;
         break;
     }
-    return (ret);
+    return ret;
 }
 
 static int acpt_puts(BIO *bp, const char *str)
@@ -536,7 +536,7 @@ static int acpt_puts(BIO *bp, const char *str)
 
     n = strlen(str);
     ret = acpt_write(bp, str, n);
-    return (ret);
+    return ret;
 }
 
 BIO *BIO_new_accept(const char *str)
@@ -545,11 +545,11 @@ BIO *BIO_new_accept(const char *str)
 
     ret = BIO_new(BIO_s_accept());
     if (ret == NULL)
-        return (NULL);
+        return NULL;
     if (BIO_set_accept_name(ret, str))
-        return (ret);
+        return ret;
     BIO_free(ret);
-    return (NULL);
+    return NULL;
 }
 
 #endif

crypto/bio/bss_conn.c

@@ -216,7 +216,7 @@ static int conn_state(BIO *b, BIO_CONNECT *c)
     if (cb != NULL)
         ret = cb((BIO *)b, c->state, ret);
  end:
-    return (ret);
+    return ret;
 }
 
 BIO_CONNECT *BIO_CONNECT_new(void)
@@ -224,10 +224,10 @@ BIO_CONNECT *BIO_CONNECT_new(void)
     BIO_CONNECT *ret;
 
     if ((ret = OPENSSL_zalloc(sizeof(*ret))) == NULL)
-        return (NULL);
+        return NULL;
     ret->state = BIO_CONN_S_BEFORE;
     ret->connect_family = BIO_FAMILY_IPANY;
-    return (ret);
+    return ret;
 }
 
 void BIO_CONNECT_free(BIO_CONNECT *a)
@@ -243,7 +243,7 @@ void BIO_CONNECT_free(BIO_CONNECT *a)
 
 const BIO_METHOD *BIO_s_connect(void)
 {
-    return (&methods_connectp);
+    return &methods_connectp;
 }
 
 static int conn_new(BIO *bi)
@@ -252,7 +252,7 @@ static int conn_new(BIO *bi)
     bi->num = (int)INVALID_SOCKET;
     bi->flags = 0;
     if ((bi->ptr = (char *)BIO_CONNECT_new()) == NULL)
-        return (0);
+        return 0;
     else
         return 1;
 }
@@ -276,7 +276,7 @@ static int conn_free(BIO *a)
     BIO_CONNECT *data;
 
     if (a == NULL)
-        return (0);
+        return 0;
     data = (BIO_CONNECT *)a->ptr;
 
     if (a->shutdown) {
@@ -298,7 +298,7 @@ static int conn_read(BIO *b, char *out, int outl)
     if (data->state != BIO_CONN_S_OK) {
         ret = conn_state(b, data);
         if (ret <= 0)
-            return (ret);
+            return ret;
     }
 
     if (out != NULL) {
@@ -310,7 +310,7 @@ static int conn_read(BIO *b, char *out, int outl)
                 BIO_set_retry_read(b);
         }
     }
-    return (ret);
+    return ret;
 }
 
 static int conn_write(BIO *b, const char *in, int inl)
@@ -322,7 +322,7 @@ static int conn_write(BIO *b, const char *in, int inl)
     if (data->state != BIO_CONN_S_OK) {
         ret = conn_state(b, data);
         if (ret <= 0)
-            return (ret);
+            return ret;
     }
 
     clear_socket_error();
@@ -332,7 +332,7 @@ static int conn_write(BIO *b, const char *in, int inl)
         if (BIO_sock_should_retry(ret))
             BIO_set_retry_write(b);
     }
-    return (ret);
+    return ret;
 }
 
 static long conn_ctrl(BIO *b, int cmd, long num, void *ptr)
@@ -492,7 +492,7 @@ static long conn_ctrl(BIO *b, int cmd, long num, void *ptr)
         ret = 0;
         break;
     }
-    return (ret);
+    return ret;
 }
 
 static long conn_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp)
@@ -513,7 +513,7 @@ static long conn_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp)
         ret = 0;
         break;
     }
-    return (ret);
+    return ret;
 }
 
 static int conn_puts(BIO *bp, const char *str)
@@ -522,7 +522,7 @@ static int conn_puts(BIO *bp, const char *str)
 
     n = strlen(str);
     ret = conn_write(bp, str, n);
-    return (ret);
+    return ret;
 }
 
 BIO *BIO_new_connect(const char *str)
@@ -531,11 +531,11 @@ BIO *BIO_new_connect(const char *str)
 
     ret = BIO_new(BIO_s_connect());
     if (ret == NULL)
-        return (NULL);
+        return NULL;
     if (BIO_set_conn_hostname(ret, str))
-        return (ret);
+        return ret;
     BIO_free(ret);
-    return (NULL);
+    return NULL;
 }
 
 #endif

crypto/bio/bss_dgram.c

@@ -136,7 +136,7 @@ typedef struct bio_dgram_sctp_data_st {
 
 const BIO_METHOD *BIO_s_datagram(void)
 {
-    return (&methods_dgramp);
+    return &methods_dgramp;
 }
 
 BIO *BIO_new_dgram(int fd, int close_flag)
@@ -145,9 +145,9 @@ BIO *BIO_new_dgram(int fd, int close_flag)
 
     ret = BIO_new(BIO_s_datagram());
     if (ret == NULL)
-        return (NULL);
+        return NULL;
     BIO_set_fd(ret, fd, close_flag);
-    return (ret);
+    return ret;
 }
 
 static int dgram_new(BIO *bi)
@@ -165,7 +165,7 @@ static int dgram_free(BIO *a)
     bio_dgram_data *data;
 
     if (a == NULL)
-        return (0);
+        return 0;
     if (!dgram_clear(a))
         return 0;
 
@@ -178,7 +178,7 @@ static int dgram_free(BIO *a)
 static int dgram_clear(BIO *a)
 {
     if (a == NULL)
-        return (0);
+        return 0;
     if (a->shutdown) {
         if (a->init) {
             BIO_closesocket(a->num);
@@ -325,7 +325,7 @@ static int dgram_read(BIO *b, char *out, int outl)
 
         dgram_reset_rcv_timeout(b);
     }
-    return (ret);
+    return ret;
 }
 
 static int dgram_write(BIO *b, const char *in, int inl)
@@ -355,7 +355,7 @@ static int dgram_write(BIO *b, const char *in, int inl)
             data->_errno = get_last_socket_error();
         }
     }
-    return (ret);
+    return ret;
 }
 
 static long dgram_get_mtu_overhead(bio_dgram_data *data)
@@ -799,7 +799,7 @@ static long dgram_ctrl(BIO *b, int cmd, long num, void *ptr)
         ret = 0;
         break;
     }
-    return (ret);
+    return ret;
 }
 
 static int dgram_puts(BIO *bp, const char *str)
@@ -808,13 +808,13 @@ static int dgram_puts(BIO *bp, const char *str)
 
     n = strlen(str);
     ret = dgram_write(bp, str, n);
-    return (ret);
+    return ret;
 }
 
 # ifndef OPENSSL_NO_SCTP
 const BIO_METHOD *BIO_s_datagram_sctp(void)
 {
-    return (&methods_dgramp_sctp);
+    return &methods_dgramp_sctp;
 }
 
 BIO *BIO_new_dgram_sctp(int fd, int close_flag)
@@ -836,7 +836,7 @@ BIO *BIO_new_dgram_sctp(int fd, int close_flag)
 
     bio = BIO_new(BIO_s_datagram_sctp());
     if (bio == NULL)
-        return (NULL);
+        return NULL;
     BIO_set_fd(bio, fd, close_flag);
 
     /* Activate SCTP-AUTH for DATA and FORWARD-TSN chunks */
@@ -848,7 +848,7 @@ BIO *BIO_new_dgram_sctp(int fd, int close_flag)
         BIO_vfree(bio);
         BIOerr(BIO_F_BIO_NEW_DGRAM_SCTP, ERR_R_SYS_LIB);
         ERR_add_error_data(1, "Ensure SCTP AUTH chunks are enabled in kernel");
-        return (NULL);
+        return NULL;
     }
     auth.sauth_chunk = OPENSSL_SCTP_FORWARD_CUM_TSN_CHUNK_TYPE;
     ret =
@@ -858,7 +858,7 @@ BIO *BIO_new_dgram_sctp(int fd, int close_flag)
         BIO_vfree(bio);
         BIOerr(BIO_F_BIO_NEW_DGRAM_SCTP, ERR_R_SYS_LIB);
         ERR_add_error_data(1, "Ensure SCTP AUTH chunks are enabled in kernel");
-        return (NULL);
+        return NULL;
     }
 
     /*
@@ -871,14 +871,14 @@ BIO *BIO_new_dgram_sctp(int fd, int close_flag)
     authchunks = OPENSSL_zalloc(sockopt_len);
     if (authchunks == NULL) {
         BIO_vfree(bio);
-        return (NULL);
+        return NULL;
     }
     ret = getsockopt(fd, IPPROTO_SCTP, SCTP_LOCAL_AUTH_CHUNKS, authchunks,
                    &sockopt_len);
     if (ret < 0) {
         OPENSSL_free(authchunks);
         BIO_vfree(bio);
-        return (NULL);
+        return NULL;
     }
 
     for (p = (unsigned char *)authchunks->gauth_chunks;
@@ -912,14 +912,14 @@ BIO *BIO_new_dgram_sctp(int fd, int close_flag)
                    sizeof(struct sctp_event));
     if (ret < 0) {
         BIO_vfree(bio);
-        return (NULL);
+        return NULL;
     }
 #   else
     sockopt_len = (socklen_t) sizeof(struct sctp_event_subscribe);
     ret = getsockopt(fd, IPPROTO_SCTP, SCTP_EVENTS, &event, &sockopt_len);
     if (ret < 0) {
         BIO_vfree(bio);
-        return (NULL);
+        return NULL;
     }
 
     event.sctp_authentication_event = 1;
@@ -929,7 +929,7 @@ BIO *BIO_new_dgram_sctp(int fd, int close_flag)
                    sizeof(struct sctp_event_subscribe));
     if (ret < 0) {
         BIO_vfree(bio);
-        return (NULL);
+        return NULL;
     }
 #   endif
 #  endif
@@ -943,10 +943,10 @@ BIO *BIO_new_dgram_sctp(int fd, int close_flag)
                    sizeof(optval));
     if (ret < 0) {
         BIO_vfree(bio);
-        return (NULL);
+        return NULL;
     }
 
-    return (bio);
+    return bio;
 }
 
 int BIO_dgram_is_sctp(BIO *bio)
@@ -977,7 +977,7 @@ static int dgram_sctp_free(BIO *a)
     bio_dgram_sctp_data *data;
 
     if (a == NULL)
-        return (0);
+        return 0;
     if (!dgram_clear(a))
         return 0;
 
@@ -1222,7 +1222,7 @@ static int dgram_sctp_read(BIO *b, char *out, int outl)
             data->peer_auth_tested = 1;
         }
     }
-    return (ret);
+    return ret;
 }
 
 /*
@@ -1338,7 +1338,7 @@ static int dgram_sctp_write(BIO *b, const char *in, int inl)
             data->_errno = get_last_socket_error();
         }
     }
-    return (ret);
+    return ret;
 }
 
 static long dgram_sctp_ctrl(BIO *b, int cmd, long num, void *ptr)
@@ -1573,7 +1573,7 @@ static long dgram_sctp_ctrl(BIO *b, int cmd, long num, void *ptr)
         ret = dgram_ctrl(b, cmd, num, ptr);
         break;
     }
-    return (ret);
+    return ret;
 }
 
 int BIO_dgram_sctp_notification_cb(BIO *b,
@@ -1830,7 +1830,7 @@ static int dgram_sctp_puts(BIO *bp, const char *str)
 
     n = strlen(str);
     ret = dgram_sctp_write(bp, str, n);
-    return (ret);
+    return ret;
 }
 # endif
 
@@ -1849,9 +1849,9 @@ static int BIO_dgram_should_retry(int i)
          */
 # endif
 
-        return (BIO_dgram_non_fatal_error(err));
+        return BIO_dgram_non_fatal_error(err);
     }
-    return (0);
+    return 0;
 }
 
 int BIO_dgram_non_fatal_error(int err)
@@ -1899,7 +1899,7 @@ int BIO_dgram_non_fatal_error(int err)
     default:
         break;
     }
-    return (0);
+    return 0;
 }
 
 static void get_current_time(struct timeval *t)

crypto/bio/bss_fd.c

@@ -75,7 +75,7 @@ static const BIO_METHOD methods_fdp = {
 
 const BIO_METHOD *BIO_s_fd(void)
 {
-    return (&methods_fdp);
+    return &methods_fdp;
 }
 
 BIO *BIO_new_fd(int fd, int close_flag)
@@ -83,9 +83,9 @@ BIO *BIO_new_fd(int fd, int close_flag)
     BIO *ret;
     ret = BIO_new(BIO_s_fd());
     if (ret == NULL)
-        return (NULL);
+        return NULL;
     BIO_set_fd(ret, fd, close_flag);
-    return (ret);
+    return ret;
 }
 
 static int fd_new(BIO *bi)
@@ -100,7 +100,7 @@ static int fd_new(BIO *bi)
 static int fd_free(BIO *a)
 {
     if (a == NULL)
-        return (0);
+        return 0;
     if (a->shutdown) {
         if (a->init) {
             UP_close(a->num);
@@ -124,7 +124,7 @@ static int fd_read(BIO *b, char *out, int outl)
                 BIO_set_retry_read(b);
         }
     }
-    return (ret);
+    return ret;
 }
 
 static int fd_write(BIO *b, const char *in, int inl)
@@ -137,7 +137,7 @@ static int fd_write(BIO *b, const char *in, int inl)
         if (BIO_fd_should_retry(ret))
             BIO_set_retry_write(b);
     }
-    return (ret);
+    return ret;
 }
 
 static long fd_ctrl(BIO *b, int cmd, long num, void *ptr)
@@ -189,7 +189,7 @@ static long fd_ctrl(BIO *b, int cmd, long num, void *ptr)
         ret = 0;
         break;
     }
-    return (ret);
+    return ret;
 }
 
 static int fd_puts(BIO *bp, const char *str)
@@ -198,7 +198,7 @@ static int fd_puts(BIO *bp, const char *str)
 
     n = strlen(str);
     ret = fd_write(bp, str, n);
-    return (ret);
+    return ret;
 }
 
 static int fd_gets(BIO *bp, char *buf, int size)
@@ -216,7 +216,7 @@ static int fd_gets(BIO *bp, char *buf, int size)
 
     if (buf[0] != '\0')
         ret = strlen(buf);
-    return (ret);
+    return ret;
 }
 
 int BIO_fd_should_retry(int i)
@@ -226,9 +226,9 @@ int BIO_fd_should_retry(int i)
     if ((i == 0) || (i == -1)) {
         err = get_last_sys_error();
 
-        return (BIO_fd_non_fatal_error(err));
+        return BIO_fd_non_fatal_error(err);
     }
-    return (0);
+    return 0;
 }
 
 int BIO_fd_non_fatal_error(int err)
@@ -274,6 +274,6 @@ int BIO_fd_non_fatal_error(int err)
     default:
         break;
     }
-    return (0);
+    return 0;
 }
 #endif

crypto/bio/bss_log.c

@@ -101,7 +101,7 @@ static const BIO_METHOD methods_slg = {
 
 const BIO_METHOD *BIO_s_log(void)
 {
-    return (&methods_slg);
+    return &methods_slg;
 }
 
 static int slg_new(BIO *bi)
@@ -116,7 +116,7 @@ static int slg_new(BIO *bi)
 static int slg_free(BIO *a)
 {
     if (a == NULL)
-        return (0);
+        return 0;
     xcloselog(a);
     return 1;
 }
@@ -196,7 +196,7 @@ static int slg_write(BIO *b, const char *in, int inl)
     };
 
     if ((buf = OPENSSL_malloc(inl + 1)) == NULL) {
-        return (0);
+        return 0;
     }
     strncpy(buf, in, inl);
     buf[inl] = '\0';
@@ -210,7 +210,7 @@ static int slg_write(BIO *b, const char *in, int inl)
     xsyslog(b, priority, pp);
 
     OPENSSL_free(buf);
-    return (ret);
+    return ret;
 }
 
 static long slg_ctrl(BIO *b, int cmd, long num, void *ptr)
@@ -223,7 +223,7 @@ static long slg_ctrl(BIO *b, int cmd, long num, void *ptr)
     default:
         break;
     }
-    return (0);
+    return 0;
 }
 
 static int slg_puts(BIO *bp, const char *str)
@@ -232,7 +232,7 @@ static int slg_puts(BIO *bp, const char *str)
 
     n = strlen(str);
     ret = slg_write(bp, str, n);
-    return (ret);
+    return ret;
 }
 
 # if defined(OPENSSL_SYS_WIN32)

crypto/bio/bss_mem.c

@@ -70,7 +70,7 @@ typedef struct bio_buf_mem_st {
 
 const BIO_METHOD *BIO_s_mem(void)
 {
-    return (&mem_method);
+    return &mem_method;
 }
 
 const BIO_METHOD *BIO_s_secmem(void)
@@ -130,23 +130,23 @@ static int mem_init(BIO *bi, unsigned long flags)
 
 static int mem_new(BIO *bi)
 {
-    return (mem_init(bi, 0L));
+    return mem_init(bi, 0L);
 }
 
 static int secmem_new(BIO *bi)
 {
-    return (mem_init(bi, BUF_MEM_FLAG_SECURE));
+    return mem_init(bi, BUF_MEM_FLAG_SECURE);
 }
 
 static int mem_free(BIO *a)
 {
-    return (mem_buf_free(a, 1));
+    return mem_buf_free(a, 1);
 }
 
 static int mem_buf_free(BIO *a, int free_all)
 {
     if (a == NULL)
-        return (0);
+        return 0;
     if (a->shutdown) {
         if ((a->init) && (a->ptr != NULL)) {
             BUF_MEM *b;
@@ -182,7 +182,7 @@ static int mem_buf_sync(BIO *b)
             bbm->readp->data = bbm->buf->data;
         }
     }
-    return (0);
+    return 0;
 }
 
 static int mem_read(BIO *b, char *out, int outl)
@@ -202,7 +202,7 @@ static int mem_read(BIO *b, char *out, int outl)
         if (ret != 0)
             BIO_set_retry_read(b);
     }
-    return (ret);
+    return ret;
 }
 
 static int mem_write(BIO *b, const char *in, int inl)
@@ -228,7 +228,7 @@ static int mem_write(BIO *b, const char *in, int inl)
     *bbm->readp = *bbm->buf;
     ret = inl;
  end:
-    return (ret);
+    return ret;
 }
 
 static long mem_ctrl(BIO *b, int cmd, long num, void *ptr)
@@ -305,7 +305,7 @@ static long mem_ctrl(BIO *b, int cmd, long num, void *ptr)
         ret = 0;
         break;
     }
-    return (ret);
+    return ret;
 }
 
 static int mem_gets(BIO *bp, char *buf, int size)
@@ -341,7 +341,7 @@ static int mem_gets(BIO *bp, char *buf, int size)
     if (i > 0)
         buf[i] = '\0';
     ret = i;
-    return (ret);
+    return ret;
 }
 
 static int mem_puts(BIO *bp, const char *str)
@@ -351,5 +351,5 @@ static int mem_puts(BIO *bp, const char *str)
     n = strlen(str);
     ret = mem_write(bp, str, n);
     /* memory semantics is that it will always work */
-    return (ret);
+    return ret;
 }

crypto/bio/bss_null.c

@@ -38,7 +38,7 @@ static const BIO_METHOD null_method = {
 
 const BIO_METHOD *BIO_s_null(void)
 {
-    return (&null_method);
+    return &null_method;
 }
 
 static int null_new(BIO *bi)
@@ -52,18 +52,18 @@ static int null_new(BIO *bi)
 static int null_free(BIO *a)
 {
     if (a == NULL)
-        return (0);
+        return 0;
     return 1;
 }
 
 static int null_read(BIO *b, char *out, int outl)
 {
-    return (0);
+    return 0;
 }
 
 static int null_write(BIO *b, const char *in, int inl)
 {
-    return (inl);
+    return inl;
 }
 
 static long null_ctrl(BIO *b, int cmd, long num, void *ptr)
@@ -88,17 +88,17 @@ static long null_ctrl(BIO *b, int cmd, long num, void *ptr)
         ret = 0;
         break;
     }
-    return (ret);
+    return ret;
 }
 
 static int null_gets(BIO *bp, char *buf, int size)
 {
-    return (0);
+    return 0;
 }
 
 static int null_puts(BIO *bp, const char *str)
 {
     if (str == NULL)
-        return (0);
-    return (strlen(str));
+        return 0;
+    return strlen(str);
 }

crypto/bio/bss_sock.c

@@ -53,7 +53,7 @@ static const BIO_METHOD methods_sockp = {
 
 const BIO_METHOD *BIO_s_socket(void)
 {
-    return (&methods_sockp);
+    return &methods_sockp;
 }
 
 BIO *BIO_new_socket(int fd, int close_flag)
@@ -62,9 +62,9 @@ BIO *BIO_new_socket(int fd, int close_flag)
 
     ret = BIO_new(BIO_s_socket());
     if (ret == NULL)
-        return (NULL);
+        return NULL;
     BIO_set_fd(ret, fd, close_flag);
-    return (ret);
+    return ret;
 }
 
 static int sock_new(BIO *bi)
@@ -79,7 +79,7 @@ static int sock_new(BIO *bi)
 static int sock_free(BIO *a)
 {
     if (a == NULL)
-        return (0);
+        return 0;
     if (a->shutdown) {
         if (a->init) {
             BIO_closesocket(a->num);
@@ -103,7 +103,7 @@ static int sock_read(BIO *b, char *out, int outl)
                 BIO_set_retry_read(b);
         }
     }
-    return (ret);
+    return ret;
 }
 
 static int sock_write(BIO *b, const char *in, int inl)
@@ -117,7 +117,7 @@ static int sock_write(BIO *b, const char *in, int inl)
         if (BIO_sock_should_retry(ret))
             BIO_set_retry_write(b);
     }
-    return (ret);
+    return ret;
 }
 
 static long sock_ctrl(BIO *b, int cmd, long num, void *ptr)
@@ -155,7 +155,7 @@ static long sock_ctrl(BIO *b, int cmd, long num, void *ptr)
         ret = 0;
         break;
     }
-    return (ret);
+    return ret;
 }
 
 static int sock_puts(BIO *bp, const char *str)
@@ -164,7 +164,7 @@ static int sock_puts(BIO *bp, const char *str)
 
     n = strlen(str);
     ret = sock_write(bp, str, n);
-    return (ret);
+    return ret;
 }
 
 int BIO_sock_should_retry(int i)
@@ -174,9 +174,9 @@ int BIO_sock_should_retry(int i)
     if ((i == 0) || (i == -1)) {
         err = get_last_socket_error();
 
-        return (BIO_sock_non_fatal_error(err));
+        return BIO_sock_non_fatal_error(err);
     }
-    return (0);
+    return 0;
 }
 
 int BIO_sock_non_fatal_error(int err)
@@ -227,7 +227,7 @@ int BIO_sock_non_fatal_error(int err)
     default:
         break;
     }
-    return (0);
+    return 0;
 }
 
 #endif                          /* #ifndef OPENSSL_NO_SOCK */

crypto/blake2/m_blake2b.c

@@ -54,6 +54,6 @@ static const EVP_MD blake2b_md = {
 
 const EVP_MD *EVP_blake2b512(void)
 {
-    return (&blake2b_md);
+    return &blake2b_md;
 }
 #endif

crypto/blake2/m_blake2s.c

@@ -54,6 +54,6 @@ static const EVP_MD blake2s_md = {
 
 const EVP_MD *EVP_blake2s256(void)
 {
-    return (&blake2s_md);
+    return &blake2s_md;
 }
 #endif

crypto/bn/asm/x86_64-gcc.c

@@ -120,7 +120,7 @@ BN_ULONG bn_mul_add_words(BN_ULONG *rp, const BN_ULONG *ap, int num,
     BN_ULONG c1 = 0;
 
     if (num <= 0)
-        return (c1);
+        return c1;
 
     while (num & ~3) {
         mul_add(rp[0], ap[0], w, c1);
@@ -142,7 +142,7 @@ BN_ULONG bn_mul_add_words(BN_ULONG *rp, const BN_ULONG *ap, int num,
         return c1;
     }
 
-    return (c1);
+    return c1;
 }
 
 BN_ULONG bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w)
@@ -150,7 +150,7 @@ BN_ULONG bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w)
     BN_ULONG c1 = 0;
 
     if (num <= 0)
-        return (c1);
+        return c1;
 
     while (num & ~3) {
         mul(rp[0], ap[0], w, c1);
@@ -170,7 +170,7 @@ BN_ULONG bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w)
             return c1;
         mul(rp[2], ap[2], w, c1);
     }
-    return (c1);
+    return c1;
 }
 
 void bn_sqr_words(BN_ULONG *r, const BN_ULONG *a, int n)
@@ -268,7 +268,7 @@ BN_ULONG bn_sub_words(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, int n)
     int c = 0;
 
     if (n <= 0)
-        return ((BN_ULONG)0);
+        return (BN_ULONG)0;
 
     for (;;) {
         t1 = a[0];
@@ -307,7 +307,7 @@ BN_ULONG bn_sub_words(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, int n)
         b += 4;
         r += 4;
     }
-    return (c);
+    return c;
 }
 # endif
 

crypto/bn/bn_asm.c

@@ -21,7 +21,7 @@ BN_ULONG bn_mul_add_words(BN_ULONG *rp, const BN_ULONG *ap, int num,
 
     assert(num >= 0);
     if (num <= 0)
-        return (c1);
+        return c1;
 
 # ifndef OPENSSL_SMALL_FOOTPRINT
     while (num & ~3) {
@@ -41,7 +41,7 @@ BN_ULONG bn_mul_add_words(BN_ULONG *rp, const BN_ULONG *ap, int num,
         num--;
     }
 
-    return (c1);
+    return c1;
 }
 
 BN_ULONG bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w)
@@ -50,7 +50,7 @@ BN_ULONG bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w)
 
     assert(num >= 0);
     if (num <= 0)
-        return (c1);
+        return c1;
 
 # ifndef OPENSSL_SMALL_FOOTPRINT
     while (num & ~3) {
@@ -69,7 +69,7 @@ BN_ULONG bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w)
         rp++;
         num--;
     }
-    return (c1);
+    return c1;
 }
 
 void bn_sqr_words(BN_ULONG *r, const BN_ULONG *a, int n)
@@ -108,7 +108,7 @@ BN_ULONG bn_mul_add_words(BN_ULONG *rp, const BN_ULONG *ap, int num,
 
     assert(num >= 0);
     if (num <= 0)
-        return ((BN_ULONG)0);
+        return (BN_ULONG)0;
 
     bl = LBITS(w);
     bh = HBITS(w);
@@ -130,7 +130,7 @@ BN_ULONG bn_mul_add_words(BN_ULONG *rp, const BN_ULONG *ap, int num,
         rp++;
         num--;
     }
-    return (c);
+    return c;
 }
 
 BN_ULONG bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w)
@@ -140,7 +140,7 @@ BN_ULONG bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w)
 
     assert(num >= 0);
     if (num <= 0)
-        return ((BN_ULONG)0);
+        return (BN_ULONG)0;
 
     bl = LBITS(w);
     bh = HBITS(w);
@@ -162,7 +162,7 @@ BN_ULONG bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w)
         rp++;
         num--;
     }
-    return (carry);
+    return carry;
 }
 
 void bn_sqr_words(BN_ULONG *r, const BN_ULONG *a, int n)
@@ -210,7 +210,7 @@ BN_ULONG bn_div_words(BN_ULONG h, BN_ULONG l, BN_ULONG d)
     int i, count = 2;
 
     if (d == 0)
-        return (BN_MASK2);
+        return BN_MASK2;
 
     i = BN_num_bits_word(d);
     assert((i == BN_BITS2) || (h <= (BN_ULONG)1 << i));
@@ -264,7 +264,7 @@ BN_ULONG bn_div_words(BN_ULONG h, BN_ULONG l, BN_ULONG d)
         l = (l & BN_MASK2l) << BN_BITS4;
     }
     ret |= q;
-    return (ret);
+    return ret;
 }
 #endif                          /* !defined(BN_LLONG) && defined(BN_DIV2W) */
 
@@ -276,7 +276,7 @@ BN_ULONG bn_add_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b,
 
     assert(n >= 0);
     if (n <= 0)
-        return ((BN_ULONG)0);
+        return (BN_ULONG)0;
 
 # ifndef OPENSSL_SMALL_FOOTPRINT
     while (n & ~3) {
@@ -307,7 +307,7 @@ BN_ULONG bn_add_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b,
         r++;
         n--;
     }
-    return ((BN_ULONG)ll);
+    return (BN_ULONG)ll;
 }
 #else                           /* !BN_LLONG */
 BN_ULONG bn_add_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b,
@@ -317,7 +317,7 @@ BN_ULONG bn_add_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b,
 
     assert(n >= 0);
     if (n <= 0)
-        return ((BN_ULONG)0);
+        return (BN_ULONG)0;
 
     c = 0;
 # ifndef OPENSSL_SMALL_FOOTPRINT
@@ -364,7 +364,7 @@ BN_ULONG bn_add_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b,
         r++;
         n--;
     }
-    return ((BN_ULONG)c);
+    return (BN_ULONG)c;
 }
 #endif                          /* !BN_LLONG */
 
@@ -376,7 +376,7 @@ BN_ULONG bn_sub_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b,
 
     assert(n >= 0);
     if (n <= 0)
-        return ((BN_ULONG)0);
+        return (BN_ULONG)0;
 
 #ifndef OPENSSL_SMALL_FOOTPRINT
     while (n & ~3) {
@@ -417,7 +417,7 @@ BN_ULONG bn_sub_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b,
         r++;
         n--;
     }
-    return (c);
+    return c;
 }
 
 #if defined(BN_MUL_COMBA) && !defined(OPENSSL_SMALL_FOOTPRINT)

crypto/bn/bn_blind.c

@@ -119,7 +119,7 @@ int BN_BLINDING_update(BN_BLINDING *b, BN_CTX *ctx)
  err:
     if (b->counter == BN_BLINDING_COUNTER)
         b->counter = 0;
-    return (ret);
+    return ret;
 }
 
 int BN_BLINDING_convert(BIGNUM *n, BN_BLINDING *b, BN_CTX *ctx)
@@ -135,14 +135,14 @@ int BN_BLINDING_convert_ex(BIGNUM *n, BIGNUM *r, BN_BLINDING *b, BN_CTX *ctx)
 
     if ((b->A == NULL) || (b->Ai == NULL)) {
         BNerr(BN_F_BN_BLINDING_CONVERT_EX, BN_R_NOT_INITIALIZED);
-        return (0);
+        return 0;
     }
 
     if (b->counter == -1)
         /* Fresh blinding, doesn't need updating. */
         b->counter = 0;
     else if (!BN_BLINDING_update(b, ctx))
-        return (0);
+        return 0;
 
     if (r != NULL) {
         if (!BN_copy(r, b->Ai))
@@ -172,13 +172,13 @@ int BN_BLINDING_invert_ex(BIGNUM *n, const BIGNUM *r, BN_BLINDING *b,
     else {
         if (b->Ai == NULL) {
             BNerr(BN_F_BN_BLINDING_INVERT_EX, BN_R_NOT_INITIALIZED);
-            return (0);
+            return 0;
         }
         ret = BN_mod_mul(n, n, b->Ai, b->mod, ctx);
     }
 
     bn_check_top(n);
-    return (ret);
+    return ret;
 }
 
 int BN_BLINDING_is_current_thread(BN_BLINDING *b)

crypto/bn/bn_div.c

@@ -24,13 +24,13 @@ int BN_div(BIGNUM *dv, BIGNUM *rem, const BIGNUM *m, const BIGNUM *d,
     bn_check_top(d);
     if (BN_is_zero(d)) {
         BNerr(BN_F_BN_DIV, BN_R_DIV_BY_ZERO);
-        return (0);
+        return 0;
     }
 
     if (BN_ucmp(m, d) < 0) {
         if (rem != NULL) {
             if (BN_copy(rem, m) == NULL)
-                return (0);
+                return 0;
         }
         if (dv != NULL)
             BN_zero(dv);
@@ -81,7 +81,7 @@ int BN_div(BIGNUM *dv, BIGNUM *rem, const BIGNUM *m, const BIGNUM *d,
     ret = 1;
  end:
     BN_CTX_end(ctx);
-    return (ret);
+    return ret;
 }
 
 #else
@@ -174,13 +174,13 @@ int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
 
     if (BN_is_zero(divisor)) {
         BNerr(BN_F_BN_DIV, BN_R_DIV_BY_ZERO);
-        return (0);
+        return 0;
     }
 
     if (!no_branch && BN_ucmp(num, divisor) < 0) {
         if (rm != NULL) {
             if (BN_copy(rm, num) == NULL)
-                return (0);
+                return 0;
         }
         if (dv != NULL)
             BN_zero(dv);
@@ -412,6 +412,6 @@ int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
  err:
     bn_check_top(rm);
     BN_CTX_end(ctx);
-    return (0);
+    return 0;
 }
 #endif

crypto/bn/bn_exp.c

@@ -155,7 +155,7 @@ int BN_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, const BIGNUM *m,
 #endif
 
     bn_check_top(r);
-    return (ret);
+    return ret;
 }
 
 int BN_mod_exp_recp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
@@ -290,7 +290,7 @@ int BN_mod_exp_recp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
     BN_CTX_end(ctx);
     BN_RECP_CTX_free(&recp);
     bn_check_top(r);
-    return (ret);
+    return ret;
 }
 
 int BN_mod_exp_mont(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,
@@ -316,7 +316,7 @@ int BN_mod_exp_mont(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,
 
     if (!BN_is_odd(m)) {
         BNerr(BN_F_BN_MOD_EXP_MONT, BN_R_CALLED_WITH_EVEN_MODULUS);
-        return (0);
+        return 0;
     }
     bits = BN_num_bits(p);
     if (bits == 0) {
@@ -470,7 +470,7 @@ int BN_mod_exp_mont(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,
         BN_MONT_CTX_free(mont);
     BN_CTX_end(ctx);
     bn_check_top(rr);
-    return (ret);
+    return ret;
 }
 
 #if defined(SPARC_T4_MONT)
@@ -618,7 +618,7 @@ int BN_mod_exp_mont_consttime(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,
 
     if (!BN_is_odd(m)) {
         BNerr(BN_F_BN_MOD_EXP_MONT_CONSTTIME, BN_R_CALLED_WITH_EVEN_MODULUS);
-        return (0);
+        return 0;
     }
 
     top = m->top;
@@ -1089,7 +1089,7 @@ int BN_mod_exp_mont_consttime(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,
         OPENSSL_free(powerbufFree);
     }
     BN_CTX_end(ctx);
-    return (ret);
+    return ret;
 }
 
 int BN_mod_exp_mont_word(BIGNUM *rr, BN_ULONG a, const BIGNUM *p,
@@ -1130,7 +1130,7 @@ int BN_mod_exp_mont_word(BIGNUM *rr, BN_ULONG a, const BIGNUM *p,
 
     if (!BN_is_odd(m)) {
         BNerr(BN_F_BN_MOD_EXP_MONT_WORD, BN_R_CALLED_WITH_EVEN_MODULUS);
-        return (0);
+        return 0;
     }
     if (m->top == 1)
         a %= m->d[0];           /* make sure that 'a' is reduced */
@@ -1236,7 +1236,7 @@ int BN_mod_exp_mont_word(BIGNUM *rr, BN_ULONG a, const BIGNUM *p,
         BN_MONT_CTX_free(mont);
     BN_CTX_end(ctx);
     bn_check_top(rr);
-    return (ret);
+    return ret;
 }
 
 /* The old fallback, simple version :-) */
@@ -1357,5 +1357,5 @@ int BN_mod_exp_simple(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
  err:
     BN_CTX_end(ctx);
     bn_check_top(r);
-    return (ret);
+    return ret;
 }

crypto/bn/bn_exp2.c

@@ -34,7 +34,7 @@ int BN_mod_exp2_mont(BIGNUM *rr, const BIGNUM *a1, const BIGNUM *p1,
 
     if (!(m->d[0] & 1)) {
         BNerr(BN_F_BN_MOD_EXP2_MONT, BN_R_CALLED_WITH_EVEN_MODULUS);
-        return (0);
+        return 0;
     }
     bits1 = BN_num_bits(p1);
     bits2 = BN_num_bits(p2);
@@ -197,5 +197,5 @@ int BN_mod_exp2_mont(BIGNUM *rr, const BIGNUM *a1, const BIGNUM *p1,
         BN_MONT_CTX_free(mont);
     BN_CTX_end(ctx);
     bn_check_top(rr);
-    return (ret);
+    return ret;
 }

crypto/bn/bn_gcd.c

@@ -48,7 +48,7 @@ int BN_gcd(BIGNUM *r, const BIGNUM *in_a, const BIGNUM *in_b, BN_CTX *ctx)
  err:
     BN_CTX_end(ctx);
     bn_check_top(r);
-    return (ret);
+    return ret;
 }
 
 static BIGNUM *euclid(BIGNUM *a, BIGNUM *b)
@@ -111,9 +111,9 @@ static BIGNUM *euclid(BIGNUM *a, BIGNUM *b)
             goto err;
     }
     bn_check_top(a);
-    return (a);
+    return a;
  err:
-    return (NULL);
+    return NULL;
 }
 
 /* solves ax == 1 (mod n) */
@@ -441,7 +441,7 @@ BIGNUM *int_bn_mod_inverse(BIGNUM *in,
         BN_free(R);
     BN_CTX_end(ctx);
     bn_check_top(ret);
-    return (ret);
+    return ret;
 }
 
 /*
@@ -612,5 +612,5 @@ static BIGNUM *BN_mod_inverse_no_branch(BIGNUM *in,
         BN_free(R);
     BN_CTX_end(ctx);
     bn_check_top(ret);
-    return (ret);
+    return ret;
 }

crypto/bn/bn_gf2m.c

@@ -904,7 +904,7 @@ int BN_GF2m_mod_exp_arr(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
     bn_check_top(b);
 
     if (BN_is_zero(b))
-        return (BN_one(r));
+        return BN_one(r);
 
     if (BN_abs_is_word(b, 1))
         return (BN_copy(r, a) != NULL);

crypto/bn/bn_lib.c

@@ -65,15 +65,15 @@ void BN_set_params(int mult, int high, int low, int mont)
 int BN_get_params(int which)
 {
     if (which == 0)
-        return (bn_limit_bits);
+        return bn_limit_bits;
     else if (which == 1)
-        return (bn_limit_bits_high);
+        return bn_limit_bits_high;
     else if (which == 2)
-        return (bn_limit_bits_low);
+        return bn_limit_bits_low;
     else if (which == 3)
-        return (bn_limit_bits_mont);
+        return bn_limit_bits_mont;
     else
-        return (0);
+        return 0;
 }
 #endif
 
@@ -83,7 +83,7 @@ const BIGNUM *BN_value_one(void)
     static const BIGNUM const_one =
         { (BN_ULONG *)&data_one, 1, 1, 0, BN_FLG_STATIC_DATA };
 
-    return (&const_one);
+    return &const_one;
 }
 
 int BN_num_bits_word(BN_ULONG l)
@@ -215,11 +215,11 @@ BIGNUM *BN_new(void)
 
     if ((ret = OPENSSL_zalloc(sizeof(*ret))) == NULL) {
         BNerr(BN_F_BN_NEW, ERR_R_MALLOC_FAILURE);
-        return (NULL);
+        return NULL;
     }
     ret->flags = BN_FLG_MALLOCED;
     bn_check_top(ret);
-    return (ret);
+    return ret;
 }
 
  BIGNUM *BN_secure_new(void)
@@ -227,7 +227,7 @@ BIGNUM *BN_new(void)
      BIGNUM *ret = BN_new();
      if (ret != NULL)
          ret->flags |= BN_FLG_SECURE;
-     return (ret);
+     return ret;
  }
 
 /* This is used by bn_expand2() */
@@ -244,7 +244,7 @@ static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
     }
     if (BN_get_flags(b, BN_FLG_STATIC_DATA)) {
         BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);
-        return (NULL);
+        return NULL;
     }
     if (BN_get_flags(b, BN_FLG_SECURE))
         a = OPENSSL_secure_zalloc(words * sizeof(*a));
@@ -252,7 +252,7 @@ static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
         a = OPENSSL_zalloc(words * sizeof(*a));
     if (a == NULL) {
         BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);
-        return (NULL);
+        return NULL;
     }
 
     assert(b->top <= words);
@@ -388,7 +388,7 @@ int BN_set_word(BIGNUM *a, BN_ULONG w)
 {
     bn_check_top(a);
     if (bn_expand(a, (int)sizeof(BN_ULONG) * 8) == NULL)
-        return (0);
+        return 0;
     a->neg = 0;
     a->d[0] = w;
     a->top = (w ? 1 : 0);
@@ -406,7 +406,7 @@ BIGNUM *BN_bin2bn(const unsigned char *s, int len, BIGNUM *ret)
     if (ret == NULL)
         ret = bn = BN_new();
     if (ret == NULL)
-        return (NULL);
+        return NULL;
     bn_check_top(ret);
     /* Skip leading zero's. */
     for ( ; len > 0 && *s == 0; s++, len--)
@@ -414,7 +414,7 @@ BIGNUM *BN_bin2bn(const unsigned char *s, int len, BIGNUM *ret)
     n = len;
     if (n == 0) {
         ret->top = 0;
-        return (ret);
+        return ret;
     }
     i = ((n - 1) / BN_BYTES) + 1;
     m = ((n - 1) % (BN_BYTES));
@@ -438,7 +438,7 @@ BIGNUM *BN_bin2bn(const unsigned char *s, int len, BIGNUM *ret)
      * bit set (-ve number)
      */
     bn_correct_top(ret);
-    return (ret);
+    return ret;
 }
 
 /* ignore negative */
@@ -487,7 +487,7 @@ BIGNUM *BN_lebin2bn(const unsigned char *s, int len, BIGNUM *ret)
     if (ret == NULL)
         ret = bn = BN_new();
     if (ret == NULL)
-        return (NULL);
+        return NULL;
     bn_check_top(ret);
     s += len;
     /* Skip trailing zeroes. */
@@ -554,7 +554,7 @@ int BN_ucmp(const BIGNUM *a, const BIGNUM *b)
 
     i = a->top - b->top;
     if (i != 0)
-        return (i);
+        return i;
     ap = a->d;
     bp = b->d;
     for (i = a->top - 1; i >= 0; i--) {
@@ -563,7 +563,7 @@ int BN_ucmp(const BIGNUM *a, const BIGNUM *b)
         if (t1 != t2)
             return ((t1 > t2) ? 1 : -1);
     }
-    return (0);
+    return 0;
 }
 
 int BN_cmp(const BIGNUM *a, const BIGNUM *b)
@@ -574,11 +574,11 @@ int BN_cmp(const BIGNUM *a, const BIGNUM *b)
 
     if ((a == NULL) || (b == NULL)) {
         if (a != NULL)
-            return (-1);
+            return -1;
         else if (b != NULL)
             return 1;
         else
-            return (0);
+            return 0;
     }
 
     bn_check_top(a);
@@ -586,7 +586,7 @@ int BN_cmp(const BIGNUM *a, const BIGNUM *b)
 
     if (a->neg != b->neg) {
         if (a->neg)
-            return (-1);
+            return -1;
         else
             return 1;
     }
@@ -599,18 +599,18 @@ int BN_cmp(const BIGNUM *a, const BIGNUM *b)
     }
 
     if (a->top > b->top)
-        return (gt);
+        return gt;
     if (a->top < b->top)
-        return (lt);
+        return lt;
     for (i = a->top - 1; i >= 0; i--) {
         t1 = a->d[i];
         t2 = b->d[i];
         if (t1 > t2)
-            return (gt);
+            return gt;
         if (t1 < t2)
-            return (lt);
+            return lt;
     }
-    return (0);
+    return 0;
 }
 
 int BN_set_bit(BIGNUM *a, int n)
@@ -624,7 +624,7 @@ int BN_set_bit(BIGNUM *a, int n)
     j = n % BN_BITS2;
     if (a->top <= i) {
         if (bn_wexpand(a, i + 1) == NULL)
-            return (0);
+            return 0;
         for (k = a->top; k < i + 1; k++)
             a->d[k] = 0;
         a->top = i + 1;
@@ -646,7 +646,7 @@ int BN_clear_bit(BIGNUM *a, int n)
     i = n / BN_BITS2;
     j = n % BN_BITS2;
     if (a->top <= i)
-        return (0);
+        return 0;
 
     a->d[i] &= (~(((BN_ULONG)1) << j));
     bn_correct_top(a);
@@ -712,7 +712,7 @@ int bn_cmp_words(const BN_ULONG *a, const BN_ULONG *b, int n)
         if (aa != bb)
             return ((aa > bb) ? 1 : -1);
     }
-    return (0);
+    return 0;
 }
 
 /*
@@ -889,7 +889,7 @@ BN_GENCB *BN_GENCB_new(void)
 
     if ((ret = OPENSSL_malloc(sizeof(*ret))) == NULL) {
         BNerr(BN_F_BN_GENCB_NEW, ERR_R_MALLOC_FAILURE);
-        return (NULL);
+        return NULL;
     }
 
     return ret;

crypto/bn/bn_mod.c

@@ -96,7 +96,7 @@ int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,
     ret = 1;
  err:
     BN_CTX_end(ctx);
-    return (ret);
+    return ret;
 }
 
 int BN_mod_sqr(BIGNUM *r, const BIGNUM *a, const BIGNUM *m, BN_CTX *ctx)

crypto/bn/bn_mont.c

@@ -33,7 +33,7 @@ int BN_mod_mul_montgomery(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
 
     if (num > 1 && a->top == num && b->top == num) {
         if (bn_wexpand(r, num) == NULL)
-            return (0);
+            return 0;
         if (bn_mul_mont(r->d, a->d, b->d, mont->N.d, mont->n0, num)) {
             r->neg = a->neg ^ b->neg;
             r->top = num;
@@ -68,7 +68,7 @@ int BN_mod_mul_montgomery(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
     ret = 1;
  err:
     BN_CTX_end(ctx);
-    return (ret);
+    return ret;
 }
 
 #ifdef MONT_WORD
@@ -87,7 +87,7 @@ static int BN_from_montgomery_word(BIGNUM *ret, BIGNUM *r, BN_MONT_CTX *mont)
 
     max = (2 * nl);             /* carry is stored separately */
     if (bn_wexpand(r, max) == NULL)
-        return (0);
+        return 0;
 
     r->neg ^= n->neg;
     np = n->d;
@@ -110,7 +110,7 @@ static int BN_from_montgomery_word(BIGNUM *ret, BIGNUM *r, BN_MONT_CTX *mont)
     }
 
     if (bn_wexpand(ret, nl) == NULL)
-        return (0);
+        return 0;
     ret->top = nl;
     ret->neg = r->neg;
 
@@ -207,7 +207,7 @@ int BN_from_montgomery(BIGNUM *ret, const BIGNUM *a, BN_MONT_CTX *mont,
  err:
     BN_CTX_end(ctx);
 #endif                          /* MONT_WORD */
-    return (retn);
+    return retn;
 }
 
 BN_MONT_CTX *BN_MONT_CTX_new(void)
@@ -215,11 +215,11 @@ BN_MONT_CTX *BN_MONT_CTX_new(void)
     BN_MONT_CTX *ret;
 
     if ((ret = OPENSSL_malloc(sizeof(*ret))) == NULL)
-        return (NULL);
+        return NULL;
 
     BN_MONT_CTX_init(ret);
     ret->flags = BN_FLG_MALLOCED;
-    return (ret);
+    return ret;
 }
 
 void BN_MONT_CTX_init(BN_MONT_CTX *ctx)
@@ -384,7 +384,7 @@ int BN_MONT_CTX_set(BN_MONT_CTX *mont, const BIGNUM *mod, BN_CTX *ctx)
 BN_MONT_CTX *BN_MONT_CTX_copy(BN_MONT_CTX *to, BN_MONT_CTX *from)
 {
     if (to == from)
-        return (to);
+        return to;
 
     if (!BN_copy(&(to->RR), &(from->RR)))
         return NULL;
@@ -395,7 +395,7 @@ BN_MONT_CTX *BN_MONT_CTX_copy(BN_MONT_CTX *to, BN_MONT_CTX *from)
     to->ri = from->ri;
     to->n0[0] = from->n0[0];
     to->n0[1] = from->n0[1];
-    return (to);
+    return to;
 }
 
 BN_MONT_CTX *BN_MONT_CTX_set_locked(BN_MONT_CTX **pmont, CRYPTO_RWLOCK *lock,

crypto/bn/bn_mul.c

@@ -606,7 +606,7 @@ int BN_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx)
  err:
     bn_check_top(r);
     BN_CTX_end(ctx);
-    return (ret);
+    return ret;
 }
 
 void bn_mul_normal(BN_ULONG *r, BN_ULONG *a, int na, BN_ULONG *b, int nb)

crypto/bn/bn_prime.c

@@ -241,7 +241,7 @@ int BN_is_prime_fasttest_ex(const BIGNUM *a, int checks, BN_CTX *ctx_passed,
     }
     BN_MONT_CTX_free(mont);
 
-    return (ret);
+    return ret;
 }
 
 static int witness(BIGNUM *w, const BIGNUM *a, const BIGNUM *a1,
@@ -280,7 +280,7 @@ static int probable_prime(BIGNUM *rnd, int bits, prime_t *mods)
 
  again:
     if (!BN_priv_rand(rnd, bits, BN_RAND_TOP_TWO, BN_RAND_BOTTOM_ODD))
-        return (0);
+        return 0;
     /* we now have a random number 'rnd' to test. */
     for (i = 1; i < NUMPRIMES; i++) {
         BN_ULONG mod = BN_mod_word(rnd, (BN_ULONG)primes[i]);
@@ -346,7 +346,7 @@ static int probable_prime(BIGNUM *rnd, int bits, prime_t *mods)
         }
     }
     if (!BN_add_word(rnd, delta))
-        return (0);
+        return 0;
     if (BN_num_bits(rnd) != bits)
         goto again;
     bn_check_top(rnd);
@@ -399,7 +399,7 @@ int bn_probable_prime_dh(BIGNUM *rnd, int bits,
  err:
     BN_CTX_end(ctx);
     bn_check_top(rnd);
-    return (ret);
+    return ret;
 }
 
 static int probable_prime_dh_safe(BIGNUM *p, int bits, const BIGNUM *padd,
@@ -466,5 +466,5 @@ static int probable_prime_dh_safe(BIGNUM *p, int bits, const BIGNUM *padd,
  err:
     BN_CTX_end(ctx);
     bn_check_top(p);
-    return (ret);
+    return ret;
 }

crypto/bn/bn_rand.c

@@ -87,7 +87,7 @@ static int bnrand(BNRAND_FLAG flag, BIGNUM *rnd, int bits, int top, int bottom)
  err:
     OPENSSL_clear_free(buf, bytes);
     bn_check_top(rnd);
-    return (ret);
+    return ret;
 
 toosmall:
     BNerr(BN_F_BNRAND, BN_R_BITS_TOO_SMALL);

crypto/bn/bn_recp.c

@@ -22,12 +22,12 @@ BN_RECP_CTX *BN_RECP_CTX_new(void)
     BN_RECP_CTX *ret;
 
     if ((ret = OPENSSL_zalloc(sizeof(*ret))) == NULL)
-        return (NULL);
+        return NULL;
 
     bn_init(&(ret->N));
     bn_init(&(ret->Nr));
     ret->flags = BN_FLG_MALLOCED;
-    return (ret);
+    return ret;
 }
 
 void BN_RECP_CTX_free(BN_RECP_CTX *recp)
@@ -77,7 +77,7 @@ int BN_mod_mul_reciprocal(BIGNUM *r, const BIGNUM *x, const BIGNUM *y,
  err:
     BN_CTX_end(ctx);
     bn_check_top(r);
-    return (ret);
+    return ret;
 }
 
 int BN_div_recp(BIGNUM *dv, BIGNUM *rem, const BIGNUM *m,
@@ -161,7 +161,7 @@ int BN_div_recp(BIGNUM *dv, BIGNUM *rem, const BIGNUM *m,
     BN_CTX_end(ctx);
     bn_check_top(dv);
     bn_check_top(rem);
-    return (ret);
+    return ret;
 }
 
 /*
@@ -189,5 +189,5 @@ int BN_reciprocal(BIGNUM *r, const BIGNUM *m, int len, BN_CTX *ctx)
  err:
     bn_check_top(r);
     BN_CTX_end(ctx);
-    return (ret);
+    return ret;
 }

crypto/bn/bn_shift.c

@@ -21,11 +21,11 @@ int BN_lshift1(BIGNUM *r, const BIGNUM *a)
     if (r != a) {
         r->neg = a->neg;
         if (bn_wexpand(r, a->top + 1) == NULL)
-            return (0);
+            return 0;
         r->top = a->top;
     } else {
         if (bn_wexpand(r, a->top + 1) == NULL)
-            return (0);
+            return 0;
     }
     ap = a->d;
     rp = r->d;
@@ -60,7 +60,7 @@ int BN_rshift1(BIGNUM *r, const BIGNUM *a)
     j = i - (ap[i - 1] == 1);
     if (a != r) {
         if (bn_wexpand(r, j) == NULL)
-            return (0);
+            return 0;
         r->neg = a->neg;
     }
     rp = r->d;
@@ -96,7 +96,7 @@ int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
 
     nw = n / BN_BITS2;
     if (bn_wexpand(r, a->top + nw + 1) == NULL)
-        return (0);
+        return 0;
     r->neg = a->neg;
     lb = n % BN_BITS2;
     rb = BN_BITS2 - lb;
@@ -143,7 +143,7 @@ int BN_rshift(BIGNUM *r, const BIGNUM *a, int n)
     i = (BN_num_bits(a) - n + (BN_BITS2 - 1)) / BN_BITS2;
     if (r != a) {
         if (bn_wexpand(r, i) == NULL)
-            return (0);
+            return 0;
         r->neg = a->neg;
     } else {
         if (n == 0)

crypto/bn/bn_sqr.c

@@ -98,7 +98,7 @@ int BN_sqr(BIGNUM *r, const BIGNUM *a, BN_CTX *ctx)
     bn_check_top(rr);
     bn_check_top(tmp);
     BN_CTX_end(ctx);
-    return (ret);
+    return ret;
 }
 
 /* tmp must have 2*n words */

crypto/bn/bn_sqrt.c

@@ -39,7 +39,7 @@ BIGNUM *BN_mod_sqrt(BIGNUM *in, const BIGNUM *a, const BIGNUM *p, BN_CTX *ctx)
         }
 
         BNerr(BN_F_BN_MOD_SQRT, BN_R_P_IS_NOT_PRIME);
-        return (NULL);
+        return NULL;
     }
 
     if (BN_is_zero(a) || BN_is_one(a)) {

crypto/bn/bn_word.c

@@ -55,7 +55,7 @@ BN_ULONG BN_mod_word(const BIGNUM *a, BN_ULONG w)
                            (BN_ULLONG) w);
 #endif
     }
-    return ((BN_ULONG)ret);
+    return (BN_ULONG)ret;
 }
 
 BN_ULONG BN_div_word(BIGNUM *a, BN_ULONG w)
@@ -92,7 +92,7 @@ BN_ULONG BN_div_word(BIGNUM *a, BN_ULONG w)
     if (!a->top)
         a->neg = 0; /* don't allow negative zero */
     bn_check_top(a);
-    return (ret);
+    return ret;
 }
 
 int BN_add_word(BIGNUM *a, BN_ULONG w)
@@ -115,7 +115,7 @@ int BN_add_word(BIGNUM *a, BN_ULONG w)
         i = BN_sub_word(a, w);
         if (!BN_is_zero(a))
             a->neg = !(a->neg);
-        return (i);
+        return i;
     }
     for (i = 0; w != 0 && i < a->top; i++) {
         a->d[i] = l = (a->d[i] + w) & BN_MASK2;
@@ -153,7 +153,7 @@ int BN_sub_word(BIGNUM *a, BN_ULONG w)
         a->neg = 0;
         i = BN_add_word(a, w);
         a->neg = 1;
-        return (i);
+        return i;
     }
 
     if ((a->top == 1) && (a->d[0] < w)) {
@@ -191,7 +191,7 @@ int BN_mul_word(BIGNUM *a, BN_ULONG w)
             ll = bn_mul_words(a->d, a->d, a->top, w);
             if (ll) {
                 if (bn_wexpand(a, a->top + 1) == NULL)
-                    return (0);
+                    return 0;
                 a->d[a->top++] = ll;
             }
         }

crypto/buffer/buffer.c

@@ -25,7 +25,7 @@ BUF_MEM *BUF_MEM_new_ex(unsigned long flags)
     ret = BUF_MEM_new();
     if (ret != NULL)
         ret->flags = flags;
-    return (ret);
+    return ret;
 }
 
 BUF_MEM *BUF_MEM_new(void)
@@ -35,9 +35,9 @@ BUF_MEM *BUF_MEM_new(void)
     ret = OPENSSL_zalloc(sizeof(*ret));
     if (ret == NULL) {
         BUFerr(BUF_F_BUF_MEM_NEW, ERR_R_MALLOC_FAILURE);
-        return (NULL);
+        return NULL;
     }
-    return (ret);
+    return ret;
 }
 
 void BUF_MEM_free(BUF_MEM *a)
@@ -68,7 +68,7 @@ static char *sec_alloc_realloc(BUF_MEM *str, size_t len)
             str->data = NULL;
         }
     }
-    return (ret);
+    return ret;
 }
 
 size_t BUF_MEM_grow(BUF_MEM *str, size_t len)
@@ -78,13 +78,13 @@ size_t BUF_MEM_grow(BUF_MEM *str, size_t len)
 
     if (str->length >= len) {
         str->length = len;
-        return (len);
+        return len;
     }
     if (str->max >= len) {
         if (str->data != NULL)
             memset(&str->data[str->length], 0, len - str->length);
         str->length = len;
-        return (len);
+        return len;
     }
     /* This limit is sufficient to ensure (len+3)/3*4 < 2**31 */
     if (len > LIMIT_BEFORE_EXPANSION) {
@@ -105,7 +105,7 @@ size_t BUF_MEM_grow(BUF_MEM *str, size_t len)
         memset(&str->data[str->length], 0, len - str->length);
         str->length = len;
     }
-    return (len);
+    return len;
 }
 
 size_t BUF_MEM_grow_clean(BUF_MEM *str, size_t len)
@@ -117,12 +117,12 @@ size_t BUF_MEM_grow_clean(BUF_MEM *str, size_t len)
         if (str->data != NULL)
             memset(&str->data[len], 0, str->length - len);
         str->length = len;
-        return (len);
+        return len;
     }
     if (str->max >= len) {
         memset(&str->data[str->length], 0, len - str->length);
         str->length = len;
-        return (len);
+        return len;
     }
     /* This limit is sufficient to ensure (len+3)/3*4 < 2**31 */
     if (len > LIMIT_BEFORE_EXPANSION) {
@@ -143,7 +143,7 @@ size_t BUF_MEM_grow_clean(BUF_MEM *str, size_t len)
         memset(&str->data[str->length], 0, len - str->length);
         str->length = len;
     }
-    return (len);
+    return len;
 }
 
 void BUF_reverse(unsigned char *out, const unsigned char *in, size_t size)

crypto/comp/c_zlib.c

@@ -256,7 +256,7 @@ COMP_METHOD *COMP_zlib(void)
     meth = &zlib_stateful_method;
 #endif
 
-    return (meth);
+    return meth;
 }
 
 void comp_zlib_cleanup_int(void)

crypto/comp/comp_lib.c

@@ -19,13 +19,13 @@ COMP_CTX *COMP_CTX_new(COMP_METHOD *meth)
     COMP_CTX *ret;
 
     if ((ret = OPENSSL_zalloc(sizeof(*ret))) == NULL)
-        return (NULL);
+        return NULL;
     ret->meth = meth;
     if ((ret->meth->init != NULL) && !ret->meth->init(ret)) {
         OPENSSL_free(ret);
         ret = NULL;
     }
-    return (ret);
+    return ret;
 }
 
 const COMP_METHOD *COMP_CTX_get_method(const COMP_CTX *ctx)
@@ -59,14 +59,14 @@ int COMP_compress_block(COMP_CTX *ctx, unsigned char *out, int olen,
 {
     int ret;
     if (ctx->meth->compress == NULL) {
-        return (-1);
+        return -1;
     }
     ret = ctx->meth->compress(ctx, out, olen, in, ilen);
     if (ret > 0) {
         ctx->compress_in += ilen;
         ctx->compress_out += ret;
     }
-    return (ret);
+    return ret;
 }
 
 int COMP_expand_block(COMP_CTX *ctx, unsigned char *out, int olen,
@@ -75,14 +75,14 @@ int COMP_expand_block(COMP_CTX *ctx, unsigned char *out, int olen,
     int ret;
 
     if (ctx->meth->expand == NULL) {
-        return (-1);
+        return -1;
     }
     ret = ctx->meth->expand(ctx, out, olen, in, ilen);
     if (ret > 0) {
         ctx->expand_in += ilen;
         ctx->expand_out += ret;
     }
-    return (ret);
+    return ret;
 }
 
 int COMP_CTX_get_type(const COMP_CTX* comp)

crypto/conf/conf_api.c

@@ -24,11 +24,11 @@ CONF_VALUE *_CONF_get_section(const CONF *conf, const char *section)
     CONF_VALUE *v, vv;
 
     if ((conf == NULL) || (section == NULL))
-        return (NULL);
+        return NULL;
     vv.name = NULL;
     vv.section = (char *)section;
     v = lh_CONF_VALUE_retrieve(conf->data, &vv);
-    return (v);
+    return v;
 }
 
 /* Up until OpenSSL 0.9.5a, this was CONF_get_section */
@@ -41,7 +41,7 @@ STACK_OF(CONF_VALUE) *_CONF_get_section_values(const CONF *conf,
     if (v != NULL)
         return ((STACK_OF(CONF_VALUE) *)v->value);
     else
-        return (NULL);
+        return NULL;
 }
 
 int _CONF_add_string(CONF *conf, CONF_VALUE *section, CONF_VALUE *value)
@@ -73,29 +73,29 @@ char *_CONF_get_string(const CONF *conf, const char *section,
     char *p;
 
     if (name == NULL)
-        return (NULL);
+        return NULL;
     if (conf != NULL) {
         if (section != NULL) {
             vv.name = (char *)name;
             vv.section = (char *)section;
             v = lh_CONF_VALUE_retrieve(conf->data, &vv);
             if (v != NULL)
-                return (v->value);
+                return v->value;
             if (strcmp(section, "ENV") == 0) {
                 p = getenv(name);
                 if (p != NULL)
-                    return (p);
+                    return p;
             }
         }
         vv.section = "default";
         vv.name = (char *)name;
         v = lh_CONF_VALUE_retrieve(conf->data, &vv);
         if (v != NULL)
-            return (v->value);
+            return v->value;
         else
-            return (NULL);
+            return NULL;
     } else
-        return (getenv(name));
+        return getenv(name);
 }
 
 static unsigned long conf_value_hash(const CONF_VALUE *v)
@@ -110,14 +110,14 @@ static int conf_value_cmp(const CONF_VALUE *a, const CONF_VALUE *b)
     if (a->section != b->section) {
         i = strcmp(a->section, b->section);
         if (i)
-            return (i);
+            return i;
     }
 
     if ((a->name != NULL) && (b->name != NULL)) {
         i = strcmp(a->name, b->name);
-        return (i);
+        return i;
     } else if (a->name == b->name)
-        return (0);
+        return 0;
     else
         return ((a->name == NULL) ? -1 : 1);
 }

crypto/conf/conf_lib.c

@@ -186,7 +186,7 @@ CONF *NCONF_new(CONF_METHOD *meth)
     ret = meth->create(meth);
     if (ret == NULL) {
         CONFerr(CONF_F_NCONF_NEW, ERR_R_MALLOC_FAILURE);
-        return (NULL);
+        return NULL;
     }
 
     return ret;

crypto/cversion.c

@@ -23,26 +23,26 @@ const char *OpenSSL_version(int t)
     if (t == OPENSSL_BUILT_ON) {
 #ifdef DATE
 # ifdef OPENSSL_USE_BUILD_DATE
-        return (DATE);
+        return DATE;
 # else
-        return ("built on: reproducible build, date unspecified");
+        return "built on: reproducible build, date unspecified";
 # endif
 #else
-        return ("built on: date not available");
+        return "built on: date not available";
 #endif
     }
     if (t == OPENSSL_CFLAGS) {
 #ifdef CFLAGS
-        return (CFLAGS);
+        return CFLAGS;
 #else
-        return ("compiler: information not available");
+        return "compiler: information not available";
 #endif
     }
     if (t == OPENSSL_PLATFORM) {
 #ifdef PLATFORM
-        return (PLATFORM);
+        return PLATFORM;
 #else
-        return ("platform: information not available");
+        return "platform: information not available";
 #endif
     }
     if (t == OPENSSL_DIR) {
@@ -59,5 +59,5 @@ const char *OpenSSL_version(int t)
         return "ENGINESDIR: N/A";
 #endif
     }
-    return ("not available");
+    return "not available";
 }

crypto/des/cbc_cksm.c

@@ -49,5 +49,5 @@ DES_LONG DES_cbc_cksum(const unsigned char *in, DES_cblock *output,
         | ((tout1 >> 8L) & 0x0000FF00)
         | ((tout1 << 8L) & 0x00FF0000)
         | ((tout1 << 24L) & 0xFF000000);
-    return (tout1);
+    return tout1;
 }

crypto/des/fcrypt.c

@@ -60,7 +60,7 @@ char *DES_crypt(const char *buf, const char *salt)
     static char buff[14];
 
 #ifndef CHARSET_EBCDIC
-    return (DES_fcrypt(buf, salt, buff));
+    return DES_fcrypt(buf, salt, buff);
 #else
     char e_salt[2 + 1];
     char e_buf[32 + 1];         /* replace 32 by 8 ? */
@@ -145,5 +145,5 @@ char *DES_fcrypt(const char *buf, const char *salt, char *ret)
         ret[i] = cov_2char[c];
     }
     ret[13] = '\0';
-    return (ret);
+    return ret;
 }

crypto/des/qud_cksm.c

@@ -72,5 +72,5 @@ DES_LONG DES_quad_cksum(const unsigned char *input, DES_cblock output[],
             *lp++ = z1;
         }
     }
-    return (z0);
+    return z0;
 }

crypto/des/rand_key.c

@@ -14,7 +14,7 @@ int DES_random_key(DES_cblock *ret)
 {
     do {
         if (RAND_bytes((unsigned char *)ret, sizeof(DES_cblock)) != 1)
-            return (0);
+            return 0;
     } while (DES_is_weak_key(ret));
     DES_set_odd_parity(ret);
     return 1;