pd: don't check blk_execute_rq return value.

The driver never sets req->errors, so blk_execute_rq will always return 0.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bart Van Assche <Bart.VanAssche@sandisk.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Christoph Hellwig 2017-04-20 16:02:54 +02:00 committed by Jens Axboe
parent 7c4cc30024
commit 75a500ef6e

View File

@ -739,18 +739,15 @@ static int pd_special_command(struct pd_unit *disk,
enum action (*func)(struct pd_unit *disk))
{
struct request *rq;
int err = 0;
rq = blk_get_request(disk->gd->queue, REQ_OP_DRV_IN, __GFP_RECLAIM);
if (IS_ERR(rq))
return PTR_ERR(rq);
rq->special = func;
err = blk_execute_rq(disk->gd->queue, disk->gd, rq, 0);
blk_execute_rq(disk->gd->queue, disk->gd, rq, 0);
blk_put_request(rq);
return err;
return 0;
}
/* kernel glue structures */