[CRIU] [PATCH v2] criu: tty: pick only master as a control terminal

[Cyrill Gorcunov]

On Wed, Dec 09, 2015 at 08:14:12PM +0300, Dmitry Safonov wrote:
> tty_find_restoring_task will prepare control terminal (by tcsetpgrp)
> only if tty is master.
> By a chance it's possible to pick slave terminal as a control, which
> will refrain restoring control terminal.
> 
> https://jira.sw.ru/browse/PSBM-42093
> 
> Signed-off-by: Dmitry Safonov <dsafonov at odin.com>
Reviewed-by: Cyrill Gorcunov <gorcunov at openvz.org>

Looks fine, thank you!