nbd: don't clear rq->sector and nr_sectors unnecessarily

There's no reason to clear rq->sector and nr_sectors after calling
blk_rq_init().  They're guaranteed to be clear.  Drop unnecessary
clearing.

[ Impact: cleanup ]

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Paul Clements <paul.clements@steeleye.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 4d6de4f..a9ab8be 100644 (file)
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -580,13 +580,6 @@ static int __nbd_ioctl(struct block_device *bdev, struct nbd_device *lo,
                blk_rq_init(NULL, &sreq);
                sreq.cmd_type = REQ_TYPE_SPECIAL;
                nbd_cmd(&sreq) = NBD_CMD_DISC;
-               /*
-                * Set these to sane values in case server implementation
-                * fails to check the request type first and also to keep
-                * debugging output cleaner.
-                */
-               sreq.sector = 0;
-               sreq.nr_sectors = 0;
                if (!lo->sock)
                        return -EINVAL;
                nbd_send_req(lo, &sreq);