linux-kernel - Re: [PATCH] platform/x86: dell-laptop: Allocate buffer on heap rather than globally

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Message-ID: <20180130172020.si4f2goddtlvppu5@pali>
Date:   Tue, 30 Jan 2018 18:20:20 +0100
From:   Pali Rohár <pali.rohar@...il.com>
To:     Mario Limonciello <mario.limonciello@...l.com>
Cc:     dvhart@...radead.org, Andy Shevchenko <andy.shevchenko@...il.com>,
        LKML <linux-kernel@...r.kernel.org>,
        platform-driver-x86@...r.kernel.org
Subject: Re: [PATCH] platform/x86: dell-laptop: Allocate buffer on heap
 rather than globally

On Tuesday 30 January 2018 10:59:00 Mario Limonciello wrote:
> There may be race conditions with multiple different functions working
> on a module wide buffer causing one function to get the wrong results.
> 
> Suggested-by: Pali Rohar <pali.rohar@...il.com>
> Signed-off-by: Mario Limonciello <mario.limonciello@...l.com>

And Fixes: 549b4930f057658dc50d8010e66219233119a4d8

I think fix for such race condition should be forwarded to stable
kernel(s). Apparently only 4.15 is affected.

-- 
Pali Rohár
pali.rohar@...il.com

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