Tejun Heo 307f4065b9 blk-rq-qos: fix first node deletion of rq_qos_del()
rq_qos_del() incorrectly assigns the node being deleted to the head if
it was the first on the list in the !prev path.  Fix it by iterating
with ** instead.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Josef Bacik <josef@toxicpanda.com>
Fixes: a79050434b45 ("blk-rq-qos: refactor out common elements of blk-wbt")
Cc: stable@vger.kernel.org # v4.19+
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2019-10-15 10:13:13 -06:00
..
2019-09-06 14:33:52 -06:00
2019-09-06 14:33:52 -06:00
2019-07-09 10:45:06 -07:00
2019-09-27 11:40:21 -06:00
2019-09-19 13:27:23 -07:00
2019-10-14 13:54:09 -06:00
2019-07-15 09:20:27 -03:00
2019-08-28 21:17:12 -06:00
2019-07-15 09:20:27 -03:00
2019-08-28 21:17:12 -06:00
2019-09-23 08:05:19 -06:00