linux-kernel - Re: [PATCH] tty: cleanup prohibition of direct opening for unix98 pty master

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Message-ID: <4F022FB4.5080703@openvz.org>
Date:	Tue, 03 Jan 2012 02:29:08 +0400
From:	Konstantin Khlebnikov <khlebnikov@...nvz.org>
To:	Greg KH <gregkh@...e.de>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] tty: cleanup prohibition of direct opening for unix98
 pty master

Greg KH wrote:
> On Mon, Jan 02, 2012 at 09:22:31PM +0400, Konstantin Khlebnikov wrote:
>> cleanup hack added in v2.6.27-3203-g15582d3
>>
>> comment from that patch:
>>
>> : pty: If the administrator creates a device for a ptmx slave we should not error
>> :
>> : The open path for ptmx slaves is via the ptmx device. Opening them any
>> : other way is not allowed. Vegard Nossum found that previously this was not
>> : the case and mknod foo c 128 42; cat foo would produce nasty diagnostics
>> :
>> : Signed-off-by: Alan Cox<alan@...hat.com>
>> : Signed-off-by: Linus Torvalds<torvalds@...ux-foundation.org>
>
> Any reason why you didn't include these two people on this patch?
> Perhaps they might wish to review it...

This is just simple cleanup patch.

>
> greg k-h

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