linux-kernel - Re: [PATCH 1/4] gpiolib: check descriptors validity before use

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Date:	Tue, 26 Feb 2013 17:48:39 +0000
From:	Grant Likely <grant.likely@...retlab.ca>
To:	Alexandre Courbot <acourbot@...dia.com>
Cc:	Linus Walleij <linus.walleij@...aro.org>,
	Ryan Mallon <rmallon@...il.com>, linux-kernel@...r.kernel.org,
	gnurou@...il.com, Alexandre Courbot <acourbot@...dia.com>
Subject: Re: [PATCH 1/4] gpiolib: check descriptors validity before use

On Fri, 15 Feb 2013 14:46:14 +0900, Alexandre Courbot <acourbot@...dia.com> wrote:
> Some functions dereferenced their GPIO descriptor argument without
> checking its validity first, potentially leading to an oops when given
> an invalid argument.
> 
> This patch also makes gpio_get_value() more resilient when given an
> invalid GPIO, returning 0 instead of silently crashing.
> 
> Signed-off-by: Alexandre Courbot <acourbot@...dia.com>
> Cc: Ryan Mallon <rmallon@...il.com>

Applied, thanks.

g.

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