[jimtabor] 62201: - Fix crash reported in CORE-6734.

Author: jimtabor
Date: Sun Feb 16 01:05:04 2014
New Revision: 62201

URL: http://svn.reactos.org/svn/reactos?rev=62201&view=rev
Log:
- Fix crash reported in CORE-6734.

Modified:
    trunk/reactos/win32ss/user/ntuser/msgqueue.c

Modified: trunk/reactos/win32ss/user/ntuser/msgqueue.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/user/ntuser/msgque…
==============================================================================
--- trunk/reactos/win32ss/user/ntuser/msgqueue.c	[iso-8859-1] (original)
+++ trunk/reactos/win32ss/user/ntuser/msgqueue.c	[iso-8859-1] Sun Feb 16 01:05:04 2014
@@ -1775,6 +1775,7 @@
         if (IsListEmpty(CurrentEntry)) break;
         if (!CurrentMessage) break;
         CurrentEntry = CurrentMessage->ListEntry.Flink;
+        if (!CurrentEntry) break; //// Fix CORE-6734 reported crash.
 /*
  MSDN:
  1: any window that belongs to the current thread, and any messages on the current
thread's message queue whose hwnd value is NULL.