From 841a08c99c163820df46a883544d85056a714b0f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lubo=C5=A1=20Lu=C5=88=C3=A1k?= <l.lunak@kde.org>
Date: Wed, 6 Jun 2007 12:26:50 +0000
Subject: [PATCH] Don't crash.

svn path=/trunk/KDE/kdebase/workspace/; revision=672215
---
 effects/desktopgrid.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/effects/desktopgrid.cpp b/effects/desktopgrid.cpp
index fc07edae33..4ea264d14d 100644
--- a/effects/desktopgrid.cpp
+++ b/effects/desktopgrid.cpp
@@ -477,7 +477,7 @@ void DesktopGridEffect::windowInputMouseEvent( Window, QEvent* e )
             {
             QRect rect;
             EffectWindow* w = windowAt( me->pos(), &rect );
-            if( w->isMovable())
+            if( w != NULL && w->isMovable())
                 { // prepare it for moving
                 window_move_pos = rect.topLeft();
                 window_move_diff = window_move_pos - me->pos();