tree 26208113a37530a9918c72f20490c34f076b5983
parent bc188d818edf325ae38cfa43254a0b10a4defd65
author Wenbo Wang <wenbo.wang@memblaze.com> 1426827894 -0400
committer Jens Axboe <axboe@fb.com> 1426863041 -0600

Fix bug in blk_rq_merge_ok

Use the right array index to reference the last
element of rq->biotail->bi_io_vec[]

Signed-off-by: Wenbo Wang <wenbo.wang@memblaze.com>
Reviewed-by: Chong Yuan <chong.yuan@memblaze.com>
Fixes: 66cb45aa41315 ("block: add support for limiting gaps in SG lists")
Cc: stable@kernel.org
Signed-off-by: Jens Axboe <axboe@fb.com>