[PATCH 04/30] drbd: use bdev_nr_sectors instead of open coding it

Christoph Hellwig hch at lst.de
Mon Oct 18 03:11:04 PDT 2021


Use the proper helper to read the block device size.

Signed-off-by: Christoph Hellwig <hch at lst.de>
Reviewed-by: Kees Cook <keescook at chromium.org>
Reviewed-by: Lee Duncan <lduncan at suse.com>
Reviewed-by: Chaitanya Kulkarni <kch at nvidia.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 5d9181382ce19..75fda53eed8cf 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;
 }
 
 /**
-- 
2.30.2




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