linux-kernel - Re: [PATCH] pinctrl: sunxi: Add some defensiveness for regulators array

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, 13 Jul 2023 01:57:11 +0800
From:   Chen-Yu Tsai <wens@...e.org>
To:     Mark Brown <broonie@...nel.org>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Samuel Holland <samuel@...lland.org>,
        linux-gpio@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-sunxi@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] pinctrl: sunxi: Add some defensiveness for regulators array

On Thu, Jul 13, 2023 at 1:20 AM Mark Brown <broonie@...nel.org> wrote:
>
> The sunxi pinctrl has a fixed size array it uses to store regulators used
> in the driver. There is currently nothing that ensures that the number of
> elements in the array is large enough to map the regulators defined by the
> individual SoCs. While this is currently the case having an explicit check
> in there will make life easier for anyone debugging memory issues that
> manifest in the driver so let's add one.
>
> Signed-off-by: Mark Brown <broonie@...nel.org>

Reviewed-by: Chen-Yu Tsai <wens@...e.org>