linux-kernel - Re: [PATCH] drm/msm/adreno: Remove VLA usage

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Message-ID: <CAGXu5jJ+mZyqq0WoNNuw96X9ukOuaHaEqX4PJL31PuSecZZDwQ@mail.gmail.com>
Date:   Thu, 2 Aug 2018 16:24:12 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Rob Clark <robdclark@...il.com>
Cc:     Maling list - DRI developers <dri-devel@...ts.freedesktop.org>,
        freedreno@...ts.freedesktop.org, David Airlie <airlied@...ux.ie>,
        linux-arm-msm@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] drm/msm/adreno: Remove VLA usage

On Fri, Jun 29, 2018 at 2:20 PM, Jordan Crouse <jcrouse@...eaurora.org> wrote:
> On Fri, Jun 29, 2018 at 11:48:18AM -0700, Kees Cook wrote:
>> In the quest to remove all stack VLA usage from the kernel[1], this
>> switches to using a kasprintf()ed buffer. Return paths are updated
>> to free the allocation.
>>
>> [1] https://lkml.kernel.org/r/CA+55aFzCG-zNmZwX4A2FQpadafLfEzK6CC=qPXydAacU1RqZWA@mail.gmail.com
>
> Thanks for doing this.
>
> Acked-by: Jordan Crouse <jcrouse@...eaurora.org>

Hi Rob,

Is this something you can take via your tree?

Thanks,

-Kees

-- 
Kees Cook
Pixel Security