Revert lhash patch for PR#2124

crypto/lhash/lhash.c

@@ -310,40 +310,16 @@ void lh_doall_arg(_LHASH *lh, LHASH_DOALL_ARG_FN_TYPE func, void *arg)
 static void expand(_LHASH *lh)
 	{
 	LHASH_NODE **n,**n1,**n2,*np;
-	unsigned int p,i,j,pmax;
+	unsigned int p,i,j;
 	unsigned long hash,nni;
 
-	p=(int)lh->p++;
-	nni=lh->num_alloc_nodes;
-	pmax=lh->pmax;
-
-	if ((lh->p) >= lh->pmax)
-		{
-		j=(int)lh->num_alloc_nodes*2;
-		n=(LHASH_NODE **)OPENSSL_realloc(lh->b,
-			(int)sizeof(LHASH_NODE *)*j);
-		if (n == NULL)
-			{
-/*			fputs("realloc error in lhash",stderr); */
-			lh->error++;
-			lh->p=0;
-			return;
-			}
-		/* else */
-		for (i=(int)lh->num_alloc_nodes; i<j; i++)/* 26/02/92 eay */
-			n[i]=NULL;			  /* 02/03/92 eay */
-		lh->pmax=lh->num_alloc_nodes;
-		lh->num_alloc_nodes=j;
-		lh->num_expand_reallocs++;
-		lh->p=0;
-		lh->b=n;
-		}
-
 	lh->num_nodes++;
 	lh->num_expands++;
+	p=(int)lh->p++;
 	n1= &(lh->b[p]);
-	n2= &(lh->b[p+pmax]);
+	n2= &(lh->b[p+(int)lh->pmax]);
 	*n2=NULL;        /* 27/07/92 - eay - undefined pointer bug */
+	nni=lh->num_alloc_nodes;
 	
 	for (np= *n1; np != NULL; )
 		{
@@ -412,7 +388,6 @@ static void contract(_LHASH *lh)
 	else
 		lh->p--;
 
-	lh->b[idx] = NULL;
 	lh->num_nodes--;
 	lh->num_contracts++;