linux-kernel - Re: [PATCH] BUG: pinmux: forbid mux_usecount to be set at UINT

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Message-ID: <CACRpkda7FG6ET1FGod_BVk-nM3mg6WEwvsfB=s0yQCT+1ULDaQ@mail.gmail.com>
Date:	Thu, 21 Mar 2013 19:28:19 +0100
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Richard Genoud <richard.genoud@...il.com>
Cc:	Stephen Warren <swarren@...dia.com>,
	Axel Lin <axel.lin@...ics.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] BUG: pinmux: forbid mux_usecount to be set at UINT_MAX

On Thu, Mar 21, 2013 at 12:21 PM, Richard Genoud
<richard.genoud@...il.com> wrote:

> If pin_free is called on a pin already freed, mux_usecount is set to
> UINT_MAX which is really a bad idea.
> This will issue a warning, so that we can correct the code responsible
> for the double free.
>
> Signed-off-by: Richard Genoud <richard.genoud@...il.com>

This version of the patch applied with Stephen's Reviewed-by
and BUG prefix stripped, it's applied to the fixes branch for
the v3.9 release candidates.

Yours,
Linus Walleij
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