From 37dcd6570f2e95364c26426d4110ba40c07df067 Mon Sep 17 00:00:00 2001 From: weiping zhang Date: Sat, 19 Aug 2017 00:37:20 +0800 Subject: block, bfq: fix error handle in bfq_init if elv_register fail, bfq_pool should be free. Signed-off-by: weiping zhang Signed-off-by: Jens Axboe --- block/bfq-iosched.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'block') 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); -- cgit v1.2.3-59-g8ed1b