linux-kernel - Re: [PATCH v2] platform/chrome: cros_ec

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]

Message-ID: <164373850836.3544522.16027166265181689567.b4-ty@chromium.org>
Date:   Tue, 1 Feb 2022 10:04:35 -0800
From:   Benson Leung <bleung@...gle.com>
To:     linux-kernel@...r.kernel.org,
        Prashant Malani <pmalani@...omium.org>,
        chrome-platform@...ts.linux.dev
Cc:     Guenter Roeck <groeck@...omium.org>, Alyssa Ross <hi@...ssa.is>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Tzung-Bi Shih <tzungbi@...gle.com>, bleung@...omium.org
Subject: Re: [PATCH v2] platform/chrome: cros_ec_typec: Check for EC device

On Wed, 26 Jan 2022 19:02:20 +0000, Prashant Malani wrote:
> The Type C ACPI device on older Chromebooks is not generated correctly
> (since their EC firmware doesn't support the new commands required). In
> such cases, the crafted ACPI device doesn't have an EC parent, and it is
> therefore not useful (it shouldn't be generated in the first place since
> the EC firmware doesn't support any of the Type C commands).
> 
> To handle devices which use these older firmware revisions, check for
> the parent EC device handle, and fail the probe if it's not found.

Applied, thanks!

[1/1] platform/chrome: cros_ec_typec: Check for EC device
      commit: ffebd90532728086007038986900426544e3df4e

Best regards,
-- 
Benson Leung
Staff Software Engineer
Chrome OS Kernel
Google Inc.
bleung@...gle.com
Chromium OS Project
bleung@...omium.org

Download attachment "signature.asc" of type "application/pgp-signature" (229 bytes)