[network-manager-applet] editor: fix calling connections_read() on freed data (rh #706906)

[Jiří Klimeš <jklimes src gnome org>]

commit 04dd20c9994f3839b6713a0f936687278ca10ca6
Author: JiÅ?í KlimeÅ¡ <jklimes redhat com>
Date:   Tue Jun 7 14:08:05 2011 +0200

    editor: fix calling connections_read() on freed data (rh #706906)

 src/connection-editor/nm-connection-list.c |   12 +++++++++---
 1 files changed, 9 insertions(+), 3 deletions(-)
---
diff --git a/src/connection-editor/nm-connection-list.c b/src/connection-editor/nm-connection-list.c
index ff459fd..0d65aed 100644
--- a/src/connection-editor/nm-connection-list.c
+++ b/src/connection-editor/nm-connection-list.c
@@ -1545,8 +1545,9 @@ static void
 connections_read (NMRemoteSettings *settings, EditData *data)
 {
 	NMConnection *connection;
+	static gulong signal_id = 0;
 
-	connection = get_connection (data->self->settings, data->uuid);
+	connection = get_connection (settings, data->uuid);
 	if (connection) {
 		NMSettingConnection *s_con;
 		const char *type;
@@ -1566,8 +1567,8 @@ connections_read (NMRemoteSettings *settings, EditData *data)
 		g_object_unref (connection);
 	} else if (data->wait) {
 		data->wait = FALSE;
-		g_signal_connect (data->self->settings, "connections-read",
-		                  G_CALLBACK (connections_read), data);
+		signal_id = g_signal_connect (settings, "connections-read",
+		                              G_CALLBACK (connections_read), data);
 		return;
 	} else {
 		error_dialog (NULL,
@@ -1575,6 +1576,11 @@ connections_read (NMRemoteSettings *settings, EditData *data)
 		              _("Did not find a connection with UUID '%s'"), data->uuid);
 	}
 
+	if (signal_id != 0) {
+		g_signal_handler_disconnect (settings, signal_id);
+		signal_id = 0;
+	}
+
 	g_free (data);
 }