[dm-devel] [PATCH 01/10] brd: remove the end of device check in brd_do_bvec
Christoph Hellwig
hch at lst.de
Sun Jan 24 10:02:32 UTC 2021
The block layer already checks for this conditions in bio_check_eod
before calling the driver.
Signed-off-by: Christoph Hellwig <hch at lst.de>
Acked-by: Tejun Heo <tj at kernel.org>
---
drivers/block/brd.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/drivers/block/brd.c b/drivers/block/brd.c
index c43a6ab4b1f39f..c7c8214190795c 100644
--- a/drivers/block/brd.c
+++ b/drivers/block/brd.c
@@ -285,14 +285,10 @@ static int brd_do_bvec(struct brd_device *brd, struct page *page,
static blk_qc_t brd_submit_bio(struct bio *bio)
{
struct brd_device *brd = bio->bi_disk->private_data;
+ sector_t sector = bio->bi_iter.bi_sector;
struct bio_vec bvec;
- sector_t sector;
struct bvec_iter iter;
- sector = bio->bi_iter.bi_sector;
- if (bio_end_sector(bio) > get_capacity(bio->bi_disk))
- goto io_error;
-
bio_for_each_segment(bvec, bio, iter) {
unsigned int len = bvec.bv_len;
int err;
--
2.29.2
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