From 4fcd69798d7f366e1155f3041caf3891ebea72c6 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Mon, 18 Oct 2021 12:11:19 +0200 Subject: nilfs2: use bdev_nr_bytes instead of open coding it Use the proper helper to read the block device size. Signed-off-by: Christoph Hellwig Reviewed-by: Kees Cook Acked-by: Ryusuke Konishi Link: https://lore.kernel.org/r/20211018101130.1838532-20-hch@lst.de Signed-off-by: Jens Axboe --- fs/nilfs2/ioctl.c | 2 +- fs/nilfs2/super.c | 2 +- fs/nilfs2/the_nilfs.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/fs/nilfs2/ioctl.c b/fs/nilfs2/ioctl.c index 640ac8fe891e..1d0583cfd970 100644 --- a/fs/nilfs2/ioctl.c +++ b/fs/nilfs2/ioctl.c @@ -1107,7 +1107,7 @@ static int nilfs_ioctl_set_alloc_range(struct inode *inode, void __user *argp) goto out; ret = -ERANGE; - if (range[1] > i_size_read(inode->i_sb->s_bdev->bd_inode)) + if (range[1] > bdev_nr_bytes(inode->i_sb->s_bdev)) goto out; segbytes = nilfs->ns_blocks_per_segment * nilfs->ns_blocksize; diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c index f6b2d280aab5..3134c0e42fd4 100644 --- a/fs/nilfs2/super.c +++ b/fs/nilfs2/super.c @@ -403,7 +403,7 @@ int nilfs_resize_fs(struct super_block *sb, __u64 newsize) int ret; ret = -ERANGE; - devsize = i_size_read(sb->s_bdev->bd_inode); + devsize = bdev_nr_bytes(sb->s_bdev); if (newsize > devsize) goto out; diff --git a/fs/nilfs2/the_nilfs.c b/fs/nilfs2/the_nilfs.c index c8bfc01da5d7..1bfcb5d3ea48 100644 --- a/fs/nilfs2/the_nilfs.c +++ b/fs/nilfs2/the_nilfs.c @@ -489,7 +489,7 @@ static int nilfs_load_super_block(struct the_nilfs *nilfs, { struct nilfs_super_block **sbp = nilfs->ns_sbp; struct buffer_head **sbh = nilfs->ns_sbh; - u64 sb2off = NILFS_SB2_OFFSET_BYTES(nilfs->ns_bdev->bd_inode->i_size); + u64 sb2off = NILFS_SB2_OFFSET_BYTES(bdev_nr_bytes(nilfs->ns_bdev)); int valid[2], swp = 0; sbp[0] = nilfs_read_super_block(sb, NILFS_SB_OFFSET_BYTES, blocksize, -- cgit v1.2.3-59-g8ed1b