From: Christoph Hellwig <hch@lst.de>
Date: Mon, 18 Oct 2021 12:11:04 +0200
Subject: [PATCH] drbd: use bdev_nr_sectors instead of open coding it
Git-commit: da7b392467da82f8b8cbfe69360e3128688c9ddb
Patch-mainline: v5.16-rc1
References: jsc#PED-1183
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: Lee Duncan <lduncan@suse.com>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Link: https://lore.kernel.org/r/20211018101130.1838532-5-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Acked-by: Hannes Reinecke <hare@suse.com>
---
drivers/block/drbd/drbd_int.h | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h
index 6674a0b88341..f27d5b0f9a0b 100644
--- a/drivers/block/drbd/drbd_int.h
+++ b/drivers/block/drbd/drbd_int.h
@@ -1826,8 +1826,7 @@ static inline sector_t drbd_md_last_sector(struct drbd_backing_dev *bdev)
/* Returns the number of 512 byte sectors of the device */
static inline sector_t drbd_get_capacity(struct block_device *bdev)
{
- /* return bdev ? get_capacity(bdev->bd_disk) : 0; */
- return bdev ? i_size_read(bdev->bd_inode) >> 9 : 0;
+ return bdev ? bdev_nr_sectors(bdev) : 0;
}
/**
--
2.35.3