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

[Cyrill Gorcunov]

On Wed, Dec 09, 2015 at 07:58:41PM +0300, Dmitry Safonov wrote:
> https://jira.sw.ru/browse/PSBM-42093
> 
> Signed-off-by: Dmitry Safonov <dsafonov at odin.com>
> ---
>  tty.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/tty.c b/tty.c
> index 1286742..a5338d2 100644
> --- a/tty.c
> +++ b/tty.c
> @@ -1185,6 +1185,9 @@ int tty_setup_slavery(void)
>  		    info->driver->type == TTY_TYPE__CTTY)
>  			continue;
>  
> +		if (!tty_is_master(info))
> +			continue;
> +
>  		info->ctl_tty = info;
>  		pr_debug("ctl tty leader %x\n", info->tfe->id);
>  		peer = info;

Could you please describe in changelog what's the problem is?