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author | Baolin Wang <baolin.wang@linux.alibaba.com> | 2020-09-02 04:45:25 +0300 |
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committer | Jens Axboe <axboe@kernel.dk> | 2020-09-02 04:48:06 +0300 |
commit | 265600b7b6e88f3cc4cef2774afe0eb4abe72d72 (patch) | |
tree | 75654937e6130a4deb47548e054634abee64dc9e | |
parent | 8327cce5ff9376fac9ff713a8d5c99c16ba3fa33 (diff) | |
download | linux-265600b7b6e88f3cc4cef2774afe0eb4abe72d72.tar.xz |
block: Remove a duplicative condition
Remove a duplicative condition to remove below cppcheck warnings:
"warning: Redundant condition: sched_allow_merge. '!A || (A && B)' is
equivalent to '!A || B' [redundantCondition]"
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r-- | block/blk-merge.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/block/blk-merge.c b/block/blk-merge.c index 80c974484a3f..6ed715835d45 100644 --- a/block/blk-merge.c +++ b/block/blk-merge.c @@ -996,13 +996,11 @@ static enum bio_merge_status blk_attempt_bio_merge(struct request_queue *q, switch (blk_try_merge(rq, bio)) { case ELEVATOR_BACK_MERGE: - if (!sched_allow_merge || - (sched_allow_merge && blk_mq_sched_allow_merge(q, rq, bio))) + if (!sched_allow_merge || blk_mq_sched_allow_merge(q, rq, bio)) return bio_attempt_back_merge(rq, bio, nr_segs); break; case ELEVATOR_FRONT_MERGE: - if (!sched_allow_merge || - (sched_allow_merge && blk_mq_sched_allow_merge(q, rq, bio))) + if (!sched_allow_merge || blk_mq_sched_allow_merge(q, rq, bio)) return bio_attempt_front_merge(rq, bio, nr_segs); break; case ELEVATOR_DISCARD_MERGE: |