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| author | weiping zhang <zhangweiping@didichuxing.com> | 2017-08-19 00:37:20 +0800 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2017-08-23 15:35:54 -0600 |
| commit | 37dcd6570f2e95364c26426d4110ba40c07df067 (patch) | |
| tree | f8e42939f4e973d805307bcdecb6c5ee16c8849d /block/bfq-iosched.c | |
| parent | 74d46992e0d9dee7f1f376de0d56d31614c8a17a (diff) | |
| download | lwn-37dcd6570f2e95364c26426d4110ba40c07df067.tar.gz lwn-37dcd6570f2e95364c26426d4110ba40c07df067.zip | |
block, bfq: fix error handle in bfq_init
if elv_register fail, bfq_pool should be free.
Signed-off-by: weiping zhang <zhangweiping@didichuxing.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/bfq-iosched.c')
| -rw-r--r-- | block/bfq-iosched.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c index 509f39998011..ea2832b6698c 100644 --- a/block/bfq-iosched.c +++ b/block/bfq-iosched.c @@ -5062,10 +5062,12 @@ static int __init bfq_init(void) ret = elv_register(&iosched_bfq_mq); if (ret) - goto err_pol_unreg; + goto slab_kill; return 0; +slab_kill: + bfq_slab_kill(); err_pol_unreg: #ifdef CONFIG_BFQ_GROUP_IOSCHED blkcg_policy_unregister(&blkcg_policy_bfq); |