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aoe: get rid of cached bv variable in bufinit() 

Less error prone if we just kill it, it's only used once
anyway.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jens Axboe 2013-03-25 15:27:26 -06:00
parent b1a67b0f4c
commit 2124469efa
1 changed files with 2 additions and 4 deletions
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6
drivers/block/aoe/aoecmd.c
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@ -919,16 +919,14 @@ bio_pagedec(struct bio *bio)
static void
bufinit(struct buf *buf, struct request *rq, struct bio *bio)
{
struct bio_vec *bv;
memset(buf, 0, sizeof(*buf));
buf->rq = rq;
buf->bio = bio;
buf->resid = bio->bi_size;
buf->sector = bio->bi_sector;
bio_pageinc(bio);
buf->bv = bv = &bio->bi_io_vec[bio->bi_idx];
buf->bv_resid = bv->bv_len;
buf->bv = &bio->bi_io_vec[bio->bi_idx];
buf->bv_resid = buf->bv->bv_len;
WARN_ON(buf->bv_resid == 0);
}