Re: [PATCH] blk-mq-sched: Don't reference queue tagset in blk_mq_sched_tags_teardown()

Jens Axboe
2021-10-22T15:16:33Z

On Fri, 22 Oct 2021 16:12:20 +0800, John Garry wrote:
> We should not reference the queue tagset in blk_mq_sched_tags_teardown()
> (see function comment) for the blk-mq flags, so use the passed flags
> instead.
>
> This solves a use-after-free, similarly fixed earlier (and since broken
> again) in commit f0c1c4d2864e ("blk-mq: fix use-after-free in
> blk_mq_exit_sched").
>
> [...]

Applied, thanks!

[1/1] blk-mq-sched: Don't reference queue tagset in blk_mq_sched_tags_teardown()
commit: 8bdf7b3fe1f48a2c1c212d4685903bba01409c0e

Best regards,
--
Jens Axboe