io-wq: fix ref leak for req in case of exit cancelations
authoryangerkun <yangerkun@huawei.com>
Tue, 9 Mar 2021 03:04:10 +0000 (11:04 +0800)
committerJens Axboe <axboe@kernel.dk>
Wed, 10 Mar 2021 14:28:42 +0000 (07:28 -0700)
commit70e35125093b05b0e607ba1f5358ddf76946756c
treeb29a9e05950688d92122fc13b5164c4e292230cd
parent7a612350a989866510dc5c874fd8ffe1f37555d2
io-wq: fix ref leak for req in case of exit cancelations

do_work such as io_wq_submit_work that cancel the work may leave a ref of
req as 1 if we have links. Fix it by call io_run_cancel.

Fixes: 4fb6ac326204 ("io-wq: improve manager/worker handling over exec")
Signed-off-by: yangerkun <yangerkun@huawei.com>
Link: https://lore.kernel.org/r/20210309030410.3294078-1-yangerkun@huawei.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
fs/io-wq.c