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authorChristoph Hellwig <hch@lst.de>2021-10-18 13:11:13 +0300
committerJens Axboe <axboe@kernel.dk>2021-10-18 23:43:22 +0300
commit5816e91e4a14955224ae600dfea460d22588230a (patch)
tree0de35ca98c197093f66543594a64600a8c007cb7 /fs
parentcda00eba022d6a0a60740989ac79fc6a258b2d7a (diff)
downloadlinux-5816e91e4a14955224ae600dfea460d22588230a.tar.xz
cramfs: use bdev_nr_bytes instead of open coding it
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/20211018101130.1838532-14-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs')
-rw-r--r--fs/cramfs/inode.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c
index 2be65269a987..666aa380011e 100644
--- a/fs/cramfs/inode.c
+++ b/fs/cramfs/inode.c
@@ -209,7 +209,7 @@ static void *cramfs_blkdev_read(struct super_block *sb, unsigned int offset,
return read_buffers[i] + blk_offset;
}
- devsize = mapping->host->i_size >> PAGE_SHIFT;
+ devsize = bdev_nr_bytes(sb->s_bdev) >> PAGE_SHIFT;
/* Ok, read in BLKS_PER_BUF pages completely first. */
for (i = 0; i < BLKS_PER_BUF; i++) {