diff options
author | Ondrej Holy <oholy@redhat.com> | 2016-10-13 12:36:27 +0200 |
---|---|---|
committer | Ondrej Holy <oholy@redhat.com> | 2016-11-18 16:23:26 +0100 |
commit | ccf7b9181d322f30979b6245d046d13615e6b1c7 (patch) | |
tree | 9f11fa0e6535d961cfdc65b3b4b82f874dbc136d | |
parent | 5f7a36ad93ecc6c221f96320c7bf8520bd80fa4e (diff) | |
download | gvfs-ccf7b9181d322f30979b6245d046d13615e6b1c7.tar.gz |
dnssd: Free client object on finalize
Client object is not freed even if there isn't more backends.
Free the client in order to avoid potential use-after-free crashes
caused by some avahi client activity.
https://bugzilla.gnome.org/show_bug.cgi?id=631023
-rw-r--r-- | daemon/gvfsbackenddnssd.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/daemon/gvfsbackenddnssd.c b/daemon/gvfsbackenddnssd.c index c7f53b01..e3f33189 100644 --- a/daemon/gvfsbackenddnssd.c +++ b/daemon/gvfsbackenddnssd.c @@ -804,6 +804,12 @@ g_vfs_backend_dns_sd_finalize (GObject *object) remove_browsers (backend); g_list_free_full (backend->resolvers, (GDestroyNotify)avahi_service_resolver_free); + if (dnssd_backends == NULL && global_client) + { + avahi_client_free (global_client); + global_client = NULL; + } + if (backend->mount_spec) g_mount_spec_unref (backend->mount_spec); |