From 6eb9f263fd24338c20db8d74db59b662150045af Mon Sep 17 00:00:00 2001
From: Benjamin Berg <bberg@redhat.com>
Date: Fri, 13 Nov 2020 14:10:26 +0100
Subject: [PATCH] device: Disconnect authorization callback and remove clients

Add a dispose function to disconnect the authorization callback and
remove all clients (i.e. unwatch their bus names) before destroying the
hash table.
---
 src/device.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/src/device.c b/src/device.c
index 3dba53d..644d330 100644
--- a/src/device.c
+++ b/src/device.c
@@ -194,6 +194,21 @@ session_data_set_new (FprintDevicePrivate *priv, gchar *sender, gchar *username)
 	return new;
 }
 
+static void fprint_device_dispose(GObject *object)
+{
+	FprintDevice *self = (FprintDevice *) object;
+	FprintDevicePrivate *priv = fprint_device_get_instance_private(self);
+
+	g_hash_table_remove_all (priv->clients);
+	g_object_disconnect (object,
+			     "g-authorize-method",
+			     G_CALLBACK (action_authorization_handler),
+			     NULL,
+			     NULL);
+
+	G_OBJECT_CLASS(fprint_device_parent_class)->dispose(object);
+}
+
 static void fprint_device_finalize(GObject *object)
 {
 	FprintDevice *self = (FprintDevice *) object;
@@ -267,6 +282,7 @@ static void fprint_device_class_init(FprintDeviceClass *klass)
 	GObjectClass *gobject_class = G_OBJECT_CLASS(klass);
 	GParamSpec *pspec;
 
+	gobject_class->dispose = fprint_device_dispose;
 	gobject_class->finalize = fprint_device_finalize;
 	gobject_class->set_property = fprint_device_set_property;
 	gobject_class->get_property = fprint_device_get_property;