Use the proper helper to read the block device size. Signed-off-by: Christoph Hellwig <hch@xxxxxx> Reviewed-by: Kees Cook <keescook@xxxxxxxxxxxx> Reviewed-by: Jan Kara <jack@xxxxxxx> Reviewed-by: Chaitanya Kulkarni <kch@xxxxxxxxxx> --- block/fops.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/block/fops.c b/block/fops.c index 7bb9581a146cf..a6a4d412720cd 100644 --- a/block/fops.c +++ b/block/fops.c @@ -548,7 +548,7 @@ static long blkdev_fallocate(struct file *file, int mode, loff_t start, return -EOPNOTSUPP; /* Don't go off the end of the device. */ - isize = i_size_read(bdev->bd_inode); + isize = bdev_nr_bytes(bdev); if (start >= isize) return -EINVAL; if (end >= isize) { -- 2.30.2