Commit 37dcd657 authored by weiping zhang's avatar weiping zhang Committed by Jens Axboe
Browse files

block, bfq: fix error handle in bfq_init 



if elv_register fail, bfq_pool should be free.

Signed-off-by: default avatarweiping zhang <zhangweiping@didichuxing.com>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 74d46992

block/bfq-iosched.c

+3 −1
Original line number Diff line number Diff line
@@ -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);