[gtk] menu: Fix an uninitialized value

[Timm Bäder <baedert src gnome org>]

commit 9ceb41f9a490e83b1c6bf5a3c443e99778bc5eed
Author: Timm Bäder <mail baedert org>
Date:   Mon Jul 15 06:43:25 2019 +0200

    menu: Fix an uninitialized value
    
    If the menu does not have any children, we'd otherwise end up calling
    g_object_ref() on an uninitialized value.

 gtk/gtkmenu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gtk/gtkmenu.c b/gtk/gtkmenu.c
index 261632b9de..a80c484263 100644
--- a/gtk/gtkmenu.c
+++ b/gtk/gtkmenu.c
@@ -1757,7 +1757,7 @@ GtkWidget*
 gtk_menu_get_active (GtkMenu *menu)
 {
   GtkMenuPrivate *priv;
-  GtkWidget *child;
+  GtkWidget *child = NULL;
   GList *children, *l;
 
   g_return_val_if_fail (GTK_IS_MENU (menu), NULL);