Do not dereference NULL pointers.
Modified: trunk/reactos/subsys/win32k/ntuser/winpos.c
_____
Modified: trunk/reactos/subsys/win32k/ntuser/winpos.c
--- trunk/reactos/subsys/win32k/ntuser/winpos.c 2005-07-26 22:21:02 UTC
(rev 16762)
+++ trunk/reactos/subsys/win32k/ntuser/winpos.c 2005-07-26 22:40:03 UTC
(rev 16763)
@@ -145,6 +145,14 @@
{
Old = Wnd;
IntLockRelatives(Old);
+ if (Old->NextSibling == NULL)
+ {
+ Wnd = NULL;
+ IntUnLockRelatives(Old);
+ if (Old != Window)
+ IntReleaseWindowObject(Old);
+ break;
+ }
Wnd = IntGetWindowObject(Old->NextSibling->Self);
IntUnLockRelatives(Old);
if (Old != Window)
Show replies by date