linux-kernel - Re: [PATCH 3/3] USB: cdc-acm: fix TIOCGSERIAL implementation

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Thu, 08 Apr 2021 13:34:12 +0200
From:   Oliver Neukum <oneukum@...e.com>
To:     Johan Hovold <johan@...nel.org>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/3] USB: cdc-acm: fix TIOCGSERIAL implementation

Am Donnerstag, den 08.04.2021, 11:48 +0200 schrieb Johan Hovold:
> On Thu, Apr 08, 2021 at 10:36:46AM +0200, Oliver Neukum wrote:
> > Am Mittwoch, den 07.04.2021, 12:28 +0200 schrieb Johan Hovold:

> > Well, the devices report it. It is part of the standard.
> 
> No, the standard doesn't include anything about a baud-base clock
> AFAICT.

Unfortunately it does.
dwDTERate - chapter 6.3.11 - table 17

If we does this wrongly, we should certainly fix it, but just removing
the reporting doesn't look right to me.

	Regards
		Oliver