Commit 902c68a4 authored by Gui Hecheng's avatar Gui Hecheng Committed by Chris Mason
Browse files

btrfs: replace EINVAL with ERANGE for resize when ULLONG_MAX 



To be accurate about the error case,
if the new size is beyond ULLONG_MAX, return ERANGE instead of EINVAL.

Signed-off-by: default avatarGui Hecheng <guihc.fnst@cn.fujitsu.com>
Signed-off-by: default avatarChris Mason <clm@fb.com>
parent b05fd874

fs/btrfs/ioctl.c

+1 −1
Original line number Diff line number Diff line
@@ -1593,7 +1593,7 @@ static noinline int btrfs_ioctl_resize(struct file *file, 
		new_size = old_size - new_size;

	} else if (mod > 0) {

		if (new_size > ULLONG_MAX - old_size) {

			ret = -EINVAL;

			ret = -ERANGE;

			goto out_free;

		}

		new_size = old_size + new_size;