*fix* memleak

git-svn-id: http://tint2.googlecode.com/svn/trunk@265 121b4492-b84c-0410-8b4c-0d4edfb3f3cc

src/panel.c

@@ -238,7 +238,12 @@ void cleanup_panel()
 
 	task_active = 0;
 	task_drag = 0;
-	urgent_list = 0;
+	while (urgent_list) {
+		Task_urgent* t = urgent_list->data;
+		urgent_list = g_slist_remove(urgent_list, urgent_list->data);
+		free(t);
+	}
+
 	cleanup_taskbar();
 
 	int i;