[khornicek] 73812: [WIN32K] - The pattern bitmap can get deleted during the GDI cleanup for process before the brush itself. - Gets rid of some of those pesky "GreDeleteObject: Trying to delete inv...

Author: khornicek
Date: Fri Feb 17 13:13:36 2017
New Revision: 73812

URL: http://svn.reactos.org/svn/reactos?rev=73812&view=rev
Log:
[WIN32K]
- The pattern bitmap can get deleted during the GDI cleanup for process before the brush itself.
- Gets rid of some of those pesky "GreDeleteObject: Trying to delete invalid object" debug prints.

Modified:
    trunk/reactos/win32ss/gdi/ntgdi/brush.cpp

Modified: trunk/reactos/win32ss/gdi/ntgdi/brush.cpp
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/gdi/ntgdi/brush.cpp...
==============================================================================
--- trunk/reactos/win32ss/gdi/ntgdi/brush.cpp	[iso-8859-1] (original)
+++ trunk/reactos/win32ss/gdi/ntgdi/brush.cpp	[iso-8859-1] Fri Feb 17 13:13:36 2017
@@ -62,8 +62,8 @@
         GdiPoolFree(GetBrushAttrPool(), this->pBrushAttr);
     }

-    /* Delete the pattern bitmap */
-    if (this->hbmPattern != NULL)
+    /* Delete the pattern bitmap (may have already been deleted during gdi cleanup) */
+    if (this->hbmPattern != NULL && GreIsHandleValid(this->hbmPattern))
     {
         GreSetBitmapOwner(this->hbmPattern, BASEOBJECT::OWNER::POWNED);
         GreDeleteObject(this->hbmPattern);