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    Subject[PATCH V4 14/45] block: blk-merge: remove unnecessary check
    Date
    In this case, 'sectors' can't be zero at all, so remove the check
    and let the bio be splitted.

    Reviewed-by: Christoph Hellwig <hch@lst.de>
    Signed-off-by: Ming Lei <ming.lei@redhat.com>
    ---
    block/blk-merge.c | 4 +---
    1 file changed, 1 insertion(+), 3 deletions(-)

    diff --git a/block/blk-merge.c b/block/blk-merge.c
    index 42ceb89bc566..39f2c1113423 100644
    --- a/block/blk-merge.c
    +++ b/block/blk-merge.c
    @@ -129,9 +129,7 @@ static struct bio *blk_bio_segment_split(struct request_queue *q,
    nsegs++;
    sectors = max_sectors;
    }
    - if (sectors)
    - goto split;
    - /* Make this single bvec as the 1st segment */
    + goto split;
    }

    if (bvprvp && blk_queue_cluster(q)) {
    --
    2.9.5
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