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Commit d4a780ce authored by Sage Weil's avatar Sage Weil
Browse files

ceph: fix leak of monc mutex 



Fix leak of monc mutex on ENOMEM or bad fsid when receiving new mon map.
Audited all other users.

Signed-off-by: default avatarSage Weil <sage@newdream.net>
parent 767ea5c3

fs/ceph/mon_client.c

+3 −2
Original line number Diff line number Diff line
@@ -320,17 +320,18 @@ static void ceph_monc_handle_map(struct ceph_mon_client *monc, 
	if (IS_ERR(monmap)) {

		pr_err("problem decoding monmap, %d\n",

		       (int)PTR_ERR(monmap));

		return;

		goto out;

	}



	if (ceph_check_fsid(monc->client, &monmap->fsid) < 0) {

		kfree(monmap);

		return;

		goto out;

	}



	client->monc.monmap = monmap;

	kfree(old);



out:

	mutex_unlock(&monc->mutex);

	wake_up(&client->mount_wq);

}