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| author | Tejun Heo <tj@kernel.org> | 2019-08-29 08:53:06 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2019-08-29 09:59:14 -0600 |
| commit | 3532e7227243beb0b782266dc05c40b6184ad051 (patch) | |
| tree | e468064878a4d18da9959d83e3668709b2767afa /block/blk-iocost.c | |
| parent | 8d1c1560c383004e09c6a39498094671cc664e6b (diff) | |
| download | lwn-3532e7227243beb0b782266dc05c40b6184ad051.tar.gz lwn-3532e7227243beb0b782266dc05c40b6184ad051.zip | |
blkcg: fix missing free on error path of blk_iocost_init()
blk_iocost_init() forgot to free its percpu stat on the error path.
Fix it.
Fixes: 7caa47151ab2 ("blkcg: implement blk-iocost")
Reported-by: Hillf Danton <hdanton@sina.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk-iocost.c')
| -rw-r--r-- | block/blk-iocost.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/block/blk-iocost.c b/block/blk-iocost.c index f04a4ed1cb45..9c8046ac5925 100644 --- a/block/blk-iocost.c +++ b/block/blk-iocost.c @@ -1876,6 +1876,7 @@ static int blk_iocost_init(struct request_queue *q) ret = blkcg_activate_policy(q, &blkcg_policy_iocost); if (ret) { rq_qos_del(q, rqos); + free_percpu(ioc->pcpu_stat); kfree(ioc); return ret; } |