g_list_free_full (self->priv->seats, g_object_unref);
g_dbus_connection_signal_unsubscribe (self->priv->connection, self->priv->signal_id);
- g_object_unref (self->priv->connection);
+ g_clear_object (&self->priv->connection);
G_OBJECT_CLASS (login1_service_parent_class)->finalize (object);
}