File mutter-bsc1093541-fix-window-icon-leak.patch of Package mutter.9850

diff --git a/src/core/window.c b/src/core/window.c
index 4dff32b..a9e21c5 100644
--- a/src/core/window.c
+++ b/src/core/window.c
@@ -4898,6 +4898,7 @@ load_default_window_icon (int size)
 {
   GtkIconTheme *theme = gtk_icon_theme_get_default ();
   GdkPixbuf *pixbuf;
+  cairo_surface_t *surface;
   const char *icon_name;
 
   if (gtk_icon_theme_has_icon (theme, META_DEFAULT_ICON_NAME))
@@ -4906,7 +4907,10 @@ load_default_window_icon (int size)
     icon_name = "image-missing";
 
   pixbuf = gtk_icon_theme_load_icon (theme, icon_name, size, 0, NULL);
-  return gdk_cairo_surface_create_from_pixbuf (pixbuf, 1, NULL);
+  surface = gdk_cairo_surface_create_from_pixbuf (pixbuf, 1, NULL);
+
+  g_object_unref (pixbuf);
+  return surface;
 }
 
 static cairo_surface_t *