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authorWenbo Wang <wenbo.wang@memblaze.com>2015-03-20 01:04:54 -0400
committerJens Axboe <axboe@fb.com>2015-03-20 08:50:41 -0600
commit7ee8e4f3983c4ff700958a6099c8fd212ea67b94 (patch)
tree26208113a37530a9918c72f20490c34f076b5983 /mm
parentblkmq: Fix NULL pointer deref when all reserved tags in (diff)
downloadlinux-dev-7ee8e4f3983c4ff700958a6099c8fd212ea67b94.tar.xz
linux-dev-7ee8e4f3983c4ff700958a6099c8fd212ea67b94.zip
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>
Diffstat (limited to 'mm')
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