From 1552ad2c1190b45168f96206cccebdeb409944ee Mon Sep 17 00:00:00 2001
From: Rivo Laks <rivolaks@hot.ee>
Date: Mon, 16 Jul 2007 11:51:54 +0000
Subject: [PATCH] Same here: don't render null icons

svn path=/trunk/KDE/kdebase/workspace/; revision=688599
---
 effects/presentwindows.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/effects/presentwindows.cpp b/effects/presentwindows.cpp
index df16a13657..867ac0887b 100644
--- a/effects/presentwindows.cpp
+++ b/effects/presentwindows.cpp
@@ -796,6 +796,12 @@ void PresentWindowsEffect::updateFilterTexture()
 
 void PresentWindowsEffect::paintWindowIcon( EffectWindow* w, WindowPaintData& paintdata )
     {
+    // Don't render null icons
+    if( w->icon().isNull() )
+        {
+        return;
+        }
+
     WindowData& data = mWindowData[ w ];
     if( data.icon.serialNumber() != w->icon().serialNumber())
         { // make sure data.icon is the right QPixmap, and rebind