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authorChristoph Hellwig <hch@lst.de>2021-10-18 13:11:05 +0300
committerJens Axboe <axboe@kernel.dk>2021-10-18 23:43:22 +0300
commit6dcbb52cddd9e50c8f6625b02a31f6dffc0d1a7b (patch)
tree0b62fa76b092b9525da5cbba47eeee7ed90064d0 /drivers/md/dm-table.c
parentda7b392467da82f8b8cbfe69360e3128688c9ddb (diff)
downloadlinux-6dcbb52cddd9e50c8f6625b02a31f6dffc0d1a7b.tar.xz
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 <hch@lst.de> Reviewed-by: Kees Cook <keescook@chromium.org> Acked-by: Mike Snitzer <snitzer@redhat.com> Link: https://lore.kernel.org/r/20211018101130.1838532-6-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md/dm-table.c')
-rw-r--r--drivers/md/dm-table.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index 1fa4d5582dca..d95142102bd2 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -227,8 +227,7 @@ static int device_area_is_invalid(struct dm_target *ti, struct dm_dev *dev,
{
struct queue_limits *limits = data;
struct block_device *bdev = dev->bdev;
- sector_t dev_size =
- i_size_read(bdev->bd_inode) >> SECTOR_SHIFT;
+ sector_t dev_size = bdev_nr_sectors(bdev);
unsigned short logical_block_size_sectors =
limits->logical_block_size >> SECTOR_SHIFT;
char b[BDEVNAME_SIZE];