- g_object_unref (sidebar_thumbnails->priv->loading_icon);
- g_object_unref (sidebar_thumbnails->priv->list_store);
-
+ if (sidebar_thumbnails->priv->loading_icon) {
+ g_object_unref (sidebar_thumbnails->priv->loading_icon);
+ sidebar_thumbnails->priv->loading_icon = NULL;
+ }
+
+ if (sidebar_thumbnails->priv->list_store) {
+ g_object_unref (sidebar_thumbnails->priv->list_store);
+ sidebar_thumbnails->priv->list_store = NULL;
+ }
+