The block layer already performs this check, no need to duplicate it in the driver. Signed-off-by: Christoph Hellwig <hch@xxxxxx> Reviewed-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx> --- drivers/mtd/mtd_blkdevs.c | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) diff --git a/drivers/mtd/mtd_blkdevs.c b/drivers/mtd/mtd_blkdevs.c index 66f81d42fe778..113f86df76038 100644 --- a/drivers/mtd/mtd_blkdevs.c +++ b/drivers/mtd/mtd_blkdevs.c @@ -54,17 +54,11 @@ static blk_status_t do_blktrans_request(struct mtd_blktrans_ops *tr, block = blk_rq_pos(req) << 9 >> tr->blkshift; nsect = blk_rq_cur_bytes(req) >> tr->blkshift; - if (req_op(req) == REQ_OP_FLUSH) { + switch (req_op(req)) { + case REQ_OP_FLUSH: if (tr->flush(dev)) return BLK_STS_IOERR; return BLK_STS_OK; - } - - if (blk_rq_pos(req) + blk_rq_cur_sectors(req) > - get_capacity(req->rq_disk)) - return BLK_STS_IOERR; - - switch (req_op(req)) { case REQ_OP_DISCARD: if (tr->discard(dev, block, nsect)) return BLK_STS_IOERR; -- 2.30.2