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btrfs: Remove redundant bio_get/bio_set pair from submit_one_bio

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The bio is never referenced after it has been submitted so there is no
point in getting an extra reference.

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Nikolay Borisov 2017-12-13 10:25:39 +02:00 • committed by David Sterba
parent ea057f6daf
commit ffc9c8dd7d
1 changed files with 0 additions and 2 deletions
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2
fs/btrfs/extent_io.c
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@ -2733,7 +2733,6 @@ static int __must_check submit_one_bio(struct bio *bio, int mirror_num,
start = page_offset(page) + bvec->bv_offset; start = page_offset(page) + bvec->bv_offset;
bio->bi_private = NULL; bio->bi_private = NULL;
bio_get(bio);
if (tree->ops) if (tree->ops)
ret = tree->ops->submit_bio_hook(tree->private_data, bio, ret = tree->ops->submit_bio_hook(tree->private_data, bio,
@ -2741,7 +2740,6 @@ static int __must_check submit_one_bio(struct bio *bio, int mirror_num,
else else
btrfsic_submit_bio(bio); btrfsic_submit_bio(bio);
bio_put(bio);
return blk_status_to_errno(ret); return blk_status_to_errno(ret);
} }