From: Pekka Riikonen <priikone@silcnet.org>
Date: Sun, 31 Aug 2008 06:58:49 +0000 (+0300)
Subject: silc_stack_free can now be called with NULL stack
X-Git-Tag: silc.client.1.1.5~1
X-Git-Url: http://git.silcnet.org/gitweb/?p=silc.git;a=commitdiff_plain;h=127c91c66005ddf9585458914e4caaf56758b490

silc_stack_free can now be called with NULL stack
---

diff --git a/lib/silcutil/silcstack.c b/lib/silcutil/silcstack.c
index fabef8ec..6107cf04 100644
--- a/lib/silcutil/silcstack.c
+++ b/lib/silcutil/silcstack.c
@@ -4,7 +4,7 @@
 
   Author: Pekka Riikonen <priikone@silcnet.org>
 
-  Copyright (C) 2003 - 2006 Pekka Riikonen
+  Copyright (C) 2003 - 2008 Pekka Riikonen
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -66,6 +66,9 @@ void silc_stack_free(SilcStack stack)
 {
   int i;
 
+  if (!stack)
+    return;
+
   silc_free(stack->frames);
   for (i = 0; i < SILC_STACK_BLOCK_NUM; i++)
     silc_free(stack->stack[i]);