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authorChristoph Hellwig <hch@lst.de>2021-10-18 12:11:22 +0200
committerJens Axboe <axboe@kernel.dk>2021-10-18 14:43:23 -0600
commit1d5dd3b9164c77816a679d39dbd28787d3f22a3a (patch)
treefc871a4509f8bbd92edb9d673f463e2505bc8201 /fs/reiserfs
parent4646198519c9aaa1c307ec4750ac64e08507d936 (diff)
reiserfs: use bdev_nr_bytes instead of open coding it
Use the proper helper to read the block device size and remove two cargo culted checks that can't be false. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Kees Cook <keescook@chromium.org> Reviewed-by: Jan Kara <jack@suse.cz> Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com> Link: https://lore.kernel.org/r/20211018101130.1838532-23-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/reiserfs')
-rw-r--r--fs/reiserfs/super.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
index 58481f8d63d5..8647a00434ea 100644
--- a/fs/reiserfs/super.c
+++ b/fs/reiserfs/super.c
@@ -1986,9 +1986,7 @@ static int reiserfs_fill_super(struct super_block *s, void *data, int silent)
* smaller than the filesystem. If the check fails then abort and
* scream, because bad stuff will happen otherwise.
*/
- if (s->s_bdev && s->s_bdev->bd_inode
- && i_size_read(s->s_bdev->bd_inode) <
- sb_block_count(rs) * sb_blocksize(rs)) {
+ if (bdev_nr_bytes(s->s_bdev) < sb_block_count(rs) * sb_blocksize(rs)) {
SWARN(silent, s, "", "Filesystem cannot be "
"mounted because it is bigger than the device");
SWARN(silent, s, "", "You may need to run fsck "