- Check if server side window proc is set when clearing or setting dialog window...

svn path=/trunk/; revision=42633

diff --git a/reactos/subsystems/win32/win32k/ntuser/simplecall.c b/reactos/subsystems/win32/win32k/ntuser/simplecall.c
index 17fc8bf..e01717f 100644 (file)
--- a/reactos/subsystems/win32/win32k/ntuser/simplecall.c
+++ b/reactos/subsystems/win32/win32k/ntuser/simplecall.c
@@ -820,7 +820,8 @@ NtUserCallHwndParam(
 
          pWnd = Window->Wnd;
          if (pWnd->head.pti->ppi == PsGetCurrentProcessWin32Process() &&
-             pWnd->cbwndExtra == DLGWINDOWEXTRA)
+             pWnd->cbwndExtra == DLGWINDOWEXTRA && 
+             !(pWnd->state & WNDS_SERVERSIDEWINDOWPROC))
          {
             if (Param)
             {