linux-kernel - Re: [PATCH v1] Input: resistive-adc-touch - fix division by zero error on z1 == 0

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] [day] [month] [year] [list]

Date:   Fri, 15 Oct 2021 21:16:20 -0700
From:   Dmitry Torokhov <dmitry.torokhov@...il.com>
To:     Oleksij Rempel <o.rempel@...gutronix.de>
Cc:     Eugen Hristev <eugen.hristev@...rochip.com>, kernel@...gutronix.de,
        linux-kernel@...r.kernel.org, linux-input@...r.kernel.org,
        David Jander <david@...tonic.nl>
Subject: Re: [PATCH v1] Input: resistive-adc-touch - fix division by zero
 error on z1 == 0

On Thu, Oct 07, 2021 at 11:57:27AM +0200, Oleksij Rempel wrote:
> For proper pressure calculation we need at least x and z1 to be non
> zero. Even worse, in case z1 we may run in to division by zero
> error.
> 
> Fixes: 60b7db914ddd ("Input: resistive-adc-touch - rework mapping of channels")
> Signed-off-by: Oleksij Rempel <o.rempel@...gutronix.de>

Applied, thank you.

-- 
Dmitry