[gnome-bluetooth/wip/hadess/cleanups: 12/24] lib: Use g_clear_* to simplify some code

[Bastien Nocera <hadess src gnome org>]

commit d9e994a83ba0ef3e1fa5dcc59d95bb6e6f744465
Author: Bastien Nocera <hadess hadess net>
Date:   Wed Feb 10 16:34:32 2021 +0100

    lib: Use g_clear_* to simplify some code

 lib/bluetooth-agent.c         | 14 ++++----------
 lib/bluetooth-filter-widget.c |  8 ++------
 2 files changed, 6 insertions(+), 16 deletions(-)
---
diff --git a/lib/bluetooth-agent.c b/lib/bluetooth-agent.c
index db0f41c2..6b893338 100644
--- a/lib/bluetooth-agent.c
+++ b/lib/bluetooth-agent.c
@@ -331,8 +331,7 @@ name_vanished_cb (GDBusConnection *connection,
 {
        BluetoothAgentPrivate *priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
 
-       g_free (priv->busname);
-       priv->busname = NULL;
+       g_clear_pointer (&priv->busname, g_free);
        g_clear_object (&priv->agent_manager);
 }
 
@@ -578,14 +577,9 @@ gboolean bluetooth_agent_unregister(BluetoothAgent *agent)
                }
        }
 
-       g_object_unref(priv->agent_manager);
-       priv->agent_manager = NULL;
-
-       g_free(priv->path);
-       priv->path = NULL;
-
-       g_free(priv->busname);
-       priv->busname = NULL;
+       g_clear_object (&priv->agent_manager);
+       g_clear_pointer (&priv->path, g_free);
+       g_clear_pointer (&priv->busname, g_free);
 
        if (priv->reg_id > 0) {
                g_dbus_connection_unregister_object (priv->conn, priv->reg_id);
diff --git a/lib/bluetooth-filter-widget.c b/lib/bluetooth-filter-widget.c
index d010bb68..bff90d81 100644
--- a/lib/bluetooth-filter-widget.c
+++ b/lib/bluetooth-filter-widget.c
@@ -328,8 +328,7 @@ bluetooth_filter_widget_finalize (GObject *object)
 {
        BluetoothFilterWidgetPrivate *priv = BLUETOOTH_FILTER_WIDGET_GET_PRIVATE(object);
 
-       g_free (priv->device_service_filter);
-       priv->device_service_filter = NULL;
+       g_clear_pointer (&filter->device_service_filter, g_free);
 
        G_OBJECT_CLASS(bluetooth_filter_widget_parent_class)->finalize(object);
 }
@@ -339,10 +338,7 @@ bluetooth_filter_widget_dispose (GObject *object)
 {
        BluetoothFilterWidgetPrivate *priv = BLUETOOTH_FILTER_WIDGET_GET_PRIVATE(object);
 
-       if (priv->chooser) {
-               g_object_unref (priv->chooser);
-               priv->chooser = NULL;
-       }
+       g_clear_object (&filter->chooser);
 
        G_OBJECT_CLASS(bluetooth_filter_widget_parent_class)->dispose(object);
 }