From: Bodo Möller <bodo@openssl.org>
Date: Tue, 21 May 2002 09:00:54 +0000 (+0000)
Subject: accept NULL in 'free' functions
X-Git-Tag: OpenSSL_0_9_7-beta1~40
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=dca142029c92ca762595581b6b8dceadcd05b286;p=oweals%2Fopenssl.git

accept NULL in 'free' functions
---

diff --git a/crypto/ec/ec_lib.c b/crypto/ec/ec_lib.c
index e0d78d67fb..0cf485de60 100644
--- a/crypto/ec/ec_lib.c
+++ b/crypto/ec/ec_lib.c
@@ -106,6 +106,8 @@ EC_GROUP *EC_GROUP_new(const EC_METHOD *meth)
 
 void EC_GROUP_free(EC_GROUP *group)
 	{
+	if (!group) return;
+
 	if (group->meth->group_finish != 0)
 		group->meth->group_finish(group);
 
@@ -117,6 +119,8 @@ void EC_GROUP_free(EC_GROUP *group)
 
 void EC_GROUP_clear_free(EC_GROUP *group)
 	{
+	if (!group) return;
+
 	if (group->meth->group_clear_finish != 0)
 		group->meth->group_clear_finish(group);
 	else if (group->meth != NULL && group->meth->group_finish != 0)
@@ -337,6 +341,8 @@ EC_POINT *EC_POINT_new(const EC_GROUP *group)
 
 void EC_POINT_free(EC_POINT *point)
 	{
+	if (!point) return;
+
 	if (point->meth->point_finish != 0)
 		point->meth->point_finish(point);
 	OPENSSL_free(point);
@@ -345,6 +351,8 @@ void EC_POINT_free(EC_POINT *point)
 
 void EC_POINT_clear_free(EC_POINT *point)
 	{
+	if (!point) return;
+
 	if (point->meth->point_clear_finish != 0)
 		point->meth->point_clear_finish(point);
 	else if (point->meth != NULL && point->meth->point_finish != 0)