[tkreuzer] 49257: [WIN32K] Fix possible NULL pointer free. Fixes solitaire.

Author: tkreuzer
Date: Sun Oct 24 11:57:02 2010
New Revision: 49257

URL: http://svn.reactos.org/svn/reactos?rev=49257&view=rev
Log:
[WIN32K]
Fix possible NULL pointer free. Fixes solitaire.

Modified:
    branches/reactos-yarotows/subsystems/win32/win32k/objects/dibobj.c

Modified: branches/reactos-yarotows/subsystems/win32/win32k/objects/dibobj.c
URL: http://svn.reactos.org/svn/reactos/branches/reactos-yarotows/subsystems/win3...
==============================================================================
--- branches/reactos-yarotows/subsystems/win32/win32k/objects/dibobj.c [iso-8859-1] (original)
+++ branches/reactos-yarotows/subsystems/win32/win32k/objects/dibobj.c [iso-8859-1] Sun Oct 24 11:57:02 2010
@@ -1264,7 +1264,7 @@
                                            hcmXform);

cleanup:
-	ExFreePoolWithTag(safeBits, TAG_DIB);
+	if (safeBits) ExFreePoolWithTag(safeBits, TAG_DIB);
    return hbmResult;
 }