[tkreuzer] 51411: [WIN32K] Don't try to lock a dcs clip region if its NULL

Author: tkreuzer
Date: Wed Apr 20 21:10:13 2011
New Revision: 51411

URL: http://svn.reactos.org/svn/reactos?rev=51411&view=rev
Log:
[WIN32K]
Don't try to lock a dcs clip region if its NULL

Modified:
    trunk/reactos/subsystems/win32/win32k/objects/cliprgn.c

Modified: trunk/reactos/subsystems/win32/win32k/objects/cliprgn.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/obj...
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/objects/cliprgn.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/objects/cliprgn.c [iso-8859-1] Wed Apr 20 21:10:13 2011
@@ -192,7 +192,7 @@
    {
       pRgn = dc->dclevel.prgnMeta;
    }
-   else
+   else if (dc->rosdc.hClipRgn)
    {
       Unlock = TRUE ;
        pRgn = REGION_LockRgn(dc->rosdc.hClipRgn); // CLIPRGN