[Win32k]

[reactos.git] / reactos / win32ss / user / ntuser / windc.c

diff --git a/reactos/win32ss/user/ntuser/windc.c b/reactos/win32ss/user/ntuser/windc.c
index e81b61e..4e697df 100644 (file)
--- a/reactos/win32ss/user/ntuser/windc.c
+++ b/reactos/win32ss/user/ntuser/windc.c
@@ -245,7 +245,7 @@ noparent:
    Dce->DCXFlags &= ~DCX_DCEDIRTY;
    GdiSelectVisRgn(Dce->hDC, hRgnVisible);
 
-   if (Window != NULL)
+   if (VerifyWnd(Window)) // Window maybe dead by this time before finishing the DCE release.
    {
       IntEngWindowChanged(Window, WOC_RGN_CLIENT);
    }