GtkApplicationWindow: Don't unref a NULL object

diff --git a/gtk/gtkapplicationwindow.c b/gtk/gtkapplicationwindow.c
index 1c473303c1fa52ebb7a565906ad6c90ded7926d3..7d047705e1aa8395b8e5e6b30ccb6fab1fa2b3f8 100644 (file)
--- a/gtk/gtkapplicationwindow.c
+++ b/gtk/gtkapplicationwindow.c
@@ -492,8 +492,9 @@ recalculate_app_menu_state (GtkApplicationWindow *window)
     }
   else
     {
-      gtk_widget_unparent (GTK_WIDGET (window->priv->menubar));
-      g_object_unref (window->priv->menubar);
+      if (window->priv->menubar)
+       gtk_widget_unparent (GTK_WIDGET (window->priv->menubar));
+      g_clear_object (&window->priv->menubar);
     }
 }