[jimtabor] 71916: [NtUser] - Fix crash in User32:win:test_winproc_handles. See CORE-11368.

Author: jimtabor
Date: Wed Jul 13 03:04:20 2016
New Revision: 71916

URL: http://svn.reactos.org/svn/reactos?rev=71916&view=rev
Log:
[NtUser]
- Fix crash in User32:win:test_winproc_handles. See CORE-11368.

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

Modified: trunk/reactos/win32ss/user/ntuser/callproc.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/user/ntuser/callpr…
==============================================================================
--- trunk/reactos/win32ss/user/ntuser/callproc.c	[iso-8859-1] (original)
+++ trunk/reactos/win32ss/user/ntuser/callproc.c	[iso-8859-1] Wed Jul 13 03:04:20 2016
@@ -50,7 +50,7 @@
     }
 
     /* Release the extra reference (UserCreateObject added 2 references) */
-    UserDereferenceObject(NewCallProc);
+    if (NewCallProc != NULL) UserDereferenceObject(NewCallProc);
 
     return NewCallProc;
 }