[fireball] 32603: - UGLY HACK dedicated to Timo Kreuzer: Please, fix this issue. Happens only in 2nd stage during shutdown.

Author: fireball
Date: Fri Mar  7 18:13:02 2008
New Revision: 32603

URL: http://svn.reactos.org/svn/reactos?rev=3D32603&view=3Drev
Log:
- UGLY HACK dedicated to Timo Kreuzer: Please, fix this issue. Happens only=
 in 2nd stage during shutdown.

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

Modified: trunk/reactos/subsystems/win32/win32k/objects/gdiobj.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win3=
2k/objects/gdiobj.c?rev=3D32603&r1=3D32602&r2=3D32603&view=3Ddiff
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D
--- trunk/reactos/subsystems/win32/win32k/objects/gdiobj.c (original)
+++ trunk/reactos/subsystems/win32/win32k/objects/gdiobj.c Fri Mar  7 18:13=
:02 2008
@@ -1318,6 +1318,16 @@
             {
                 POBJ Object =3D Entry->KernelData;
 =

+                /* HACK: Introduced very recently, probably by Timo's chan=
ges */
+                if ((ULONG_PTR)Object < 0x80000000)
+                {
+                    DPRINT1("KernelData is invalid (%p) for Entry %p!!!\n",
+                        Object, Entry);
+
+                    /* Hopefully someone is going to solve this issue */
+                    return;
+                }
+
                 PrevThread =3D Object->Tid;
                 if (Object->cExclusiveLock =3D=3D 0 || PrevThread =3D=3D T=
hread)
                 {