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(parent: 86c3d43) | patch
blkcg: fix memleak for iolatency
authorYufen Yu <yuyufen@huawei.com>
Tue, 11 Aug 2020 02:21:16 +0000 (22:21 -0400)
committerJens Axboe <axboe@kernel.dk>
Fri, 21 Aug 2020 23:14:27 +0000 (17:14 -0600)
commitc3ee11718da93c0162534d83c303b851879c4af9
treec0738489f22130798e6a963614897c15794f4417tree | snapshot
parent86c3d43403ebebfea8311c9e51a0eeebfdd1afc0commit | diff
blkcg: fix memleak for iolatency

Normally, blkcg_iolatency_exit() will free related memory in iolatency
when cleanup queue. But if blk_throtl_init() return error and queue init
fail, blkcg_iolatency_exit() will not do that for us. Then it cause
memory leak.

Fixes: 293993ef4635 ("block: introduce blk-iolatency io controller")
Signed-off-by: Yufen Yu <yuyufen@huawei.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
block/blk-cgroup.c diff | blob | history
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