From 6dcbb52cddd9e50c8f6625b02a31f6dffc0d1a7b Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Mon, 18 Oct 2021 12:11:05 +0200 Subject: dm: use bdev_nr_sectors and bdev_nr_bytes instead of open coding them Use the proper helpers to read the block device size. Signed-off-by: Christoph Hellwig Reviewed-by: Kees Cook Acked-by: Mike Snitzer Link: https://lore.kernel.org/r/20211018101130.1838532-6-hch@lst.de Signed-off-by: Jens Axboe --- drivers/md/dm-flakey.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'drivers/md/dm-flakey.c') diff --git a/drivers/md/dm-flakey.c b/drivers/md/dm-flakey.c index 4b94ffe6f2d4..345229d7e59c 100644 --- a/drivers/md/dm-flakey.c +++ b/drivers/md/dm-flakey.c @@ -456,8 +456,7 @@ static int flakey_prepare_ioctl(struct dm_target *ti, struct block_device **bdev /* * Only pass ioctls through if the device sizes match exactly. */ - if (fc->start || - ti->len != i_size_read((*bdev)->bd_inode) >> SECTOR_SHIFT) + if (fc->start || ti->len != bdev_nr_sectors((*bdev))) return 1; return 0; } -- cgit