Use the proper helper to read the block device size. Signed-off-by: Christoph Hellwig <hch@xxxxxx> --- block/fops.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/block/fops.c b/block/fops.c index 7bb9581a146cf..6e27dd2748504 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_sectors(bdev) << SECTOR_SHIFT; if (start >= isize) return -EINVAL; if (end >= isize) { -- 2.30.2