linux-kernel - Re: [PATCH] gpio: max730x: eliminate double free

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Message-ID: <CAAVeFu+rSS-C7560RZCqkRP-jCFYbAoG9sm_THSjipkaAS2aiA@mail.gmail.com>
Date:	Mon, 28 Sep 2015 10:44:56 +0900
From:	Alexandre Courbot <gnurou@...il.com>
To:	Julia Lawall <Julia.Lawall@...6.fr>
Cc:	Linus Walleij <linus.walleij@...aro.org>,
	kernel-janitors@...r.kernel.org,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] gpio: max730x: eliminate double free

On Sun, Sep 27, 2015 at 5:18 AM, Julia Lawall <Julia.Lawall@...6.fr> wrote:
> The function __max730x_remove is called from the remove functions of
> drivers/gpio/gpio-max7300.c and drivers/gpio/gpio-max7301.c.  In both
> cases, the probe function allocates ts using devm_kzalloc.  Explicitly
> freeing such a value with kfree will cause a double free.
>
> Signed-off-by: Julia Lawall <Julia.Lawall@...6.fr>

Reviewed-by: Alexandre Courbot <acourbot@...dia.com>
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