Re: [GIT PATCH] TTY patches for 3.7-rc1

From: Jiri Slaby
Date: Mon Oct 01 2012 - 20:09:34 EST


On 10/01/2012 08:30 PM, Greg KH wrote:
> Stanislav Kozina (2):
> tty: Fix possible race in n_tty_read()

The (pretty hopeless) commit log says:
Fix possible panic caused by unlocked access to tty->read_cnt in
while-loop condition in n_tty_read().

Just curious, what kind of panic that can cause, can you be more
concrete on that? I suppose two readers, one eats everything, the other
is a killer? And should we backport to -stable?

thanks,
--
js
suse labs
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