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authorChristoph Hellwig <hch@lst.de>2021-10-18 12:11:08 +0200
committerJens Axboe <axboe@kernel.dk>2021-10-18 14:43:22 -0600
commit64f0f42671b48ec30a3203818e26346d5b4ea5fa (patch)
tree2dc68e8cedd9c82bc0dbdaaa3bf95d551cb08923 /drivers/target
parentc68f3ef777939ba70e167711754d5a27bfb6e51b (diff)
target/iblock: use bdev_nr_bytes 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> Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com> Link: https://lore.kernel.org/r/20211018101130.1838532-9-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/target')
-rw-r--r--drivers/target/target_core_iblock.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index 31df20abe141..b1ef041cacd8 100644
--- a/drivers/target/target_core_iblock.c
+++ b/drivers/target/target_core_iblock.c
@@ -232,9 +232,9 @@ static unsigned long long iblock_emulate_read_cap_with_block_size(
struct block_device *bd,
struct request_queue *q)
{
- unsigned long long blocks_long = (div_u64(i_size_read(bd->bd_inode),
- bdev_logical_block_size(bd)) - 1);
u32 block_size = bdev_logical_block_size(bd);
+ unsigned long long blocks_long =
+ div_u64(bdev_nr_bytes(bd), block_size) - 1;
if (block_size == dev->dev_attrib.block_size)
return blocks_long;