Code tidy.

crypto/evp/p5_crpt2.c

@@ -200,8 +200,7 @@ int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
 	/* lets see if we recognise the encryption algorithm.
 	 */
 
-	cipher = EVP_get_cipherbyname(
-			OBJ_nid2sn(OBJ_obj2nid(pbe2->encryption->algorithm)));
+	cipher = EVP_get_cipherbyobj(pbe2->encryption->algorithm);
 
 	if(!cipher) {
 		EVPerr(EVP_F_PKCS5_V2_PBE_KEYIVGEN,