linux-kernel - Re: [PATCH 2/3] regulator: Only free GPIOs if the core requested them

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: <CACRpkdYVT1Qgr5TzL0AMBWft-5airB+vmKJ4DRJR7Fcznfm0Cw@mail.gmail.com>
Date:   Thu, 22 Nov 2018 23:25:42 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Charles Keepax <ckeepax@...nsource.cirrus.com>
Cc:     Mark Brown <broonie@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        patches@...nsource.cirrus.com
Subject: Re: [PATCH 2/3] regulator: Only free GPIOs if the core requested them

On Thu, Nov 22, 2018 at 6:30 PM Charles Keepax
<ckeepax@...nsource.cirrus.com> wrote:

> Currently, the regulator core will take ownership of any GPIO passed
> into it. Makes end driver code fairly error prone as the normal devm_
> patterns of allocation don't work. Update the regulator core to only
> free the GPIO if it requested it, this allows the drivers to manage the
> GPIO lifetime as they normally would.
>
> Reported-by: Marek Szyprowski <m.szyprowski@...sung.com>
> Signed-off-by: Charles Keepax <ckeepax@...nsource.cirrus.com>

Reviewed-by: Linus Walleij <linus.walleij@...aro.org>

This patch is slightly prettier than mine.

Thanks!
Linus Walleij