rbd: do not leak image_id in rbd_dev_v2_parent_info()
authorIlya Dryomov <ilya.dryomov@inktank.com>
Fri, 27 Jun 2014 17:46:33 +0000 (21:46 +0400)
committerIlya Dryomov <ilya.dryomov@inktank.com>
Tue, 8 Jul 2014 11:08:46 +0000 (15:08 +0400)
image_id is leaked if the parent happens to have been recorded already.
Fix it.

Signed-off-by: Ilya Dryomov <ilya.dryomov@inktank.com>
Reviewed-by: Alex Elder <elder@linaro.org>
drivers/block/rbd.c

Simple merge