--- kdebase/workspace/kwin/layers.cpp	2008/05/05 07:22:45	804132
+++ kdebase/workspace/kwin/layers.cpp	2008/05/05 07:23:32	804133
@@ -721,7 +721,7 @@
 ToplevelList Workspace::rootStackingOrder() const
     {
     Window dummy;
-    Window* windows;
+    Window* windows = NULL;
     unsigned int count = 0;
     XQueryTree( display(), rootWindow(), &dummy, &dummy, &windows, &count );
     ToplevelList ret;
@@ -736,6 +736,8 @@
         }
     foreach( Deleted* c, deleted )
         ret.append( c );
+    if( windows != NULL )
+        XFree( windows );
     return ret;
     }