mnt: Implicitly add MNT_NODEV on remount when it was implicitly added by mount

commit 3e1866410f upstream.

Now that remount is properly enforcing the rule that you can't remove
nodev at least sandstorm.io is breaking when performing a remount.

It turns out that there is an easy intuitive solution implicitly
add nodev on remount when nodev was implicitly added on mount.

Tested-by: Cedric Bosdonnat <cbosdonnat@suse.com>
Tested-by: Richard Weinberger <richard@nod.at>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
This commit is contained in:
Eric W. Biederman 2014-08-13 01:33:38 -07:00 • committed by Luis Henriques
commit 5f96bf92e7