Re: [PATCH] blk-cgroup: fix missing put device in error path from blkg_conf_pref()
From: Tejun Heo <tj@kernel.org>
Date: 2021-11-16 00:12:17
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cgroups, lkml
On Tue, Nov 02, 2021 at 10:07:05AM +0800, Yu Kuai wrote:
If blk_queue_enter() failed due to queue is dying, the
blkdev_put_no_open() is needed because blkcg_conf_open_bdev() succeeded.
Fixes: 0c9d338c8443 ("blk-cgroup: synchronize blkg creation against policy deactivation")
Signed-off-by: Yu Kuai <redacted>Acked-by: Tejun Heo <tj@kernel.org> Thanks. -- tejun