From 2c48227400a64c07647f1a630c99491a0804cd97 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=A9r=C3=B4me=20Gardou?= <jerome.gardou@reactos.org>
Date: Tue, 21 Feb 2012 22:08:24 +0000
Subject: [PATCH] [CRT]  - C standard for free says "if pointer is NULL, no
 action is taken".  - MSDN for HeapFree says "if pointer is NULL, behavior is
 undefined". Thanks to Thomas for teaching wine guys how to read.

svn path=/trunk/; revision=55797
---
 reactos/lib/sdk/crt/wine/heap.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/reactos/lib/sdk/crt/wine/heap.c b/reactos/lib/sdk/crt/wine/heap.c
index 41817fb61e1..b72f63fe6cb 100644
--- a/reactos/lib/sdk/crt/wine/heap.c
+++ b/reactos/lib/sdk/crt/wine/heap.c
@@ -298,6 +298,7 @@ void* CDECL calloc(size_t size, size_t count)
  */
 void CDECL free(void* ptr)
 {
+  if(ptr == NULL) return;
   HeapFree(GetProcessHeap(),0,ptr);
 }