From 602e6753753ef0e897a9fd7ce46956baca1de510 Mon Sep 17 00:00:00 2001
From: Andrew Talbot <andrew.talbot@talbotville.com>
Date: Sat, 2 Feb 2008 13:36:18 +0000
Subject: [PATCH] msvfw32: Avoid possible dereference of NULL pointer
 (Coverity).

---
 dlls/msvfw32/drawdib.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/dlls/msvfw32/drawdib.c b/dlls/msvfw32/drawdib.c
index 3b308237f2f..137716de3ed 100644
--- a/dlls/msvfw32/drawdib.c
+++ b/dlls/msvfw32/drawdib.c
@@ -133,6 +133,8 @@ BOOL VFWAPI DrawDibEnd(HDRAWDIB hdd)
 
     TRACE("(%p)\n", hdd);
 
+    if (!whdd) return FALSE;
+
     whdd->hpal = 0; /* Do not free this */
     whdd->hdc = 0;
     HeapFree(GetProcessHeap(), 0, whdd->lpbi);