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hfs: use bdev_nr_sectors instead of open coding it
author
Christoph Hellwig
<hch@lst.de>
Mon, 18 Oct 2021 10:11:15 +0000
(12:11 +0200)
committer
Jens Axboe
<axboe@kernel.dk>
Mon, 18 Oct 2021 20:43:22 +0000
(14:43 -0600)
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>
Link:
https://lore.kernel.org/r/20211018101130.1838532-16-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
fs/hfs/mdb.c
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diff --git
a/fs/hfs/mdb.c
b/fs/hfs/mdb.c
index
cdf0ede
..
5beb826
100644
(file)
--- a/
fs/hfs/mdb.c
+++ b/
fs/hfs/mdb.c
@@
-36,7
+36,7
@@
static int hfs_get_last_session(struct super_block *sb,
/* default values */
*start = 0;
- *size =
i_size_read(sb->s_bdev->bd_inode) >> 9
;
+ *size =
bdev_nr_sectors(sb->s_bdev)
;
if (HFS_SB(sb)->session >= 0) {
struct cdrom_tocentry te;