block: fix return value on cfq_init() failure

cfq_init() would return zero after kmem cache creation failure.  Fix
so that it returns -ENOMEM.

Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Tejun Heo 2012-06-04 10:01:38 +02:00 committed by Jens Axboe
parent 87c9ea76a2
commit fd7949564c

View File

@ -4202,6 +4202,7 @@ static int __init cfq_init(void)
if (ret)
return ret;
ret = -ENOMEM;
cfq_pool = KMEM_CACHE(cfq_queue, 0);
if (!cfq_pool)
goto err_pol_unreg;