[gnome-bluetooth] client: Fix object path memory leak

[Bastien Nocera <hadess src gnome org>]

commit f44dc3d1fe08042f70635acb020e072af9e0cdcf
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Wed Apr 27 19:12:20 2016 +0300

    client: Fix object path memory leak

 lib/bluetooth-client.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/lib/bluetooth-client.c b/lib/bluetooth-client.c
index d3ef757..fc4b0ff 100644
--- a/lib/bluetooth-client.c
+++ b/lib/bluetooth-client.c
@@ -908,6 +908,7 @@ bluez_appeared_cb (GDBusConnection *connection,
        while ((v = g_variant_iter_next_value (&iter))) {
                g_variant_get (v, "{o*}", &key, &ifaces);
                interface_added (client, key, ifaces);
+               g_free (key);
        }
 
        g_variant_unref (variant);