[gtk: 2/3] gtkplacesview: disconnect from server list monitor changes on destroy

[Emmanuele Bassi <ebassi src gnome org>]

commit 4900c3eb3bae774649b04994c5cfc699f745523a
Author: Marco Trevisan (Treviño) <mail 3v1n0 net>
Date:   Thu Apr 19 02:47:30 2018 -0500

    gtkplacesview: disconnect from server list monitor changes on destroy
    
    It might happen otherwise that a change is recorded in between the
    widget dispose and finalization, causing a crash when setting
    the visible name for the GtkStack (as that will be NULL at that point)

 gtk/gtkplacesview.c | 3 +++
 1 file changed, 3 insertions(+)
---
diff --git a/gtk/gtkplacesview.c b/gtk/gtkplacesview.c
index d1ce605eb1..abbf5dd3df 100644
--- a/gtk/gtkplacesview.c
+++ b/gtk/gtkplacesview.c
@@ -392,6 +392,9 @@ gtk_places_view_destroy (GtkWidget *widget)
   if (priv->network_monitor)
     g_signal_handlers_disconnect_by_func (priv->network_monitor, update_places, widget);
 
+  if (priv->server_list_monitor)
+    g_signal_handlers_disconnect_by_func (priv->server_list_monitor, server_file_changed_cb, widget);
+
   g_cancellable_cancel (priv->cancellable);
   g_cancellable_cancel (priv->networks_fetching_cancellable);