md: use bdev_nr_sectors instead of open coding it
authorChristoph Hellwig <hch@lst.de>
Mon, 18 Oct 2021 10:11:06 +0000 (12:11 +0200)
committerJens Axboe <axboe@kernel.dk>
Mon, 18 Oct 2021 20:43:22 +0000 (14:43 -0600)
commit0fe80347fd701a7261bea278cab692de79e83af7
treefc7208d69ecdc6ed370867c8d1b85d3c5f3dbce6
parent6dcbb52cddd9e50c8f6625b02a31f6dffc0d1a7b
md: use bdev_nr_sectors instead of open coding it

Use the proper helper to read the block device size.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Kees Cook <keescook@chromium.org>
Acked-by: Song Liu <song@kernel.org>
Link: https://lore.kernel.org/r/20211018101130.1838532-7-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
drivers/md/md.c