On 6/28/06, Alan Cox <[email protected]> wrote:
Ar Mer, 2006-06-28 am 13:36 -0400, ysgrifennodd Jon Smirl:
> This selinux code is checking to see if the current process still has
> access rights to it's controlling tty, right? If it doesn't tty and
> tty_old_pgrp are nulled out. Does this need locking?
Yes that looks like it needs to the tty lock covering it.
I can add the lock.
If the task is the session leader and you null out it's controlling
tty, what about other tasks in the session? I didn't think is was
legal to have some tasks in a session with tty set and some without
it. Should this turn into a disassociate_tty()?
--
Jon Smirl
[email protected]
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