core: Fix crash when an invalid uuid is passed to Device1.DisconnectProfile

If the user calls Device1.DisconnectProfile with an invalid profile
uuid disconnect_profile still tries to parse the uuid resulting in
a SIGSEGV

diff --git a/src/device.c b/src/device.c
index 3675616..bb79b38 100644 (file)
--- a/src/device.c
+++ b/src/device.c
@@ -1269,6 +1269,8 @@ static DBusMessage *disconnect_profile(DBusConnection *conn, DBusMessage *msg,
                return btd_error_invalid_args(msg);
 
        uuid = bt_name2string(pattern);
+       if (uuid == NULL)
+               return btd_error_invalid_args(msg);
 
        p = find_connectable_profile(dev, uuid);
        g_free(uuid);