bcache: Remove redundant set_capacity

set_capacity() has been called in bcache_device_init(),
remove the redundant one.

Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Reviewed-by: Eric Wheeler <bcache@linux.ewheeler.net>
Acked-by: Coly Li <colyli@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

drivers/md/bcache/super.c

@@ -1142,9 +1142,6 @@ static int cached_dev_init(struct cached_dev *dc, unsigned block_size)
 	if (ret)
 		return ret;
 
-	set_capacity(dc->disk.disk,
-		     dc->bdev->bd_part->nr_sects - dc->sb.data_offset);
-
 	dc->disk.disk->queue->backing_dev_info->ra_pages =
 		max(dc->disk.disk->queue->backing_dev_info->ra_pages,
 		    q->backing_dev_info->ra_pages);