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| author | Xiaoguang Wang <wangxg.fnst@cn.fujitsu.com> | 2015-03-30 13:19:14 +0800 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2015-03-30 09:04:27 -0600 |
| commit | f9018ac9308ea415e659cfbdda040504ef92597b (patch) | |
| tree | 291929592e7fcbc757d94138728249eb48ab8169 /block/blk-mq.c | |
| parent | 271508dba2c3fc307e7c44e2731a2ece70a4025e (diff) | |
| download | lwn-f9018ac9308ea415e659cfbdda040504ef92597b.tar.gz lwn-f9018ac9308ea415e659cfbdda040504ef92597b.zip | |
block: remove redundant check about 'set->nr_hw_queues' in blk_mq_alloc_tag_set()
At the beginning of blk_mq_alloc_tag_set(), we have already checked whether
'set->nr_hw_queues' is zero, so here remove this redundant check.
Signed-off-by: Xiaoguang Wang <wangxg.fnst@cn.fujitsu.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'block/blk-mq.c')
| -rw-r--r-- | block/blk-mq.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c index 59fa23935a0f..37f14362aa15 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -2174,7 +2174,7 @@ int blk_mq_alloc_tag_set(struct blk_mq_tag_set *set) if (set->queue_depth < set->reserved_tags + BLK_MQ_TAG_MIN) return -EINVAL; - if (!set->nr_hw_queues || !set->ops->queue_rq || !set->ops->map_queue) + if (!set->ops->queue_rq || !set->ops->map_queue) return -EINVAL; if (set->queue_depth > BLK_MQ_MAX_DEPTH) { |