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

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Message-ID: <CACRpkda+YTx2pD7cXeYen+jXPxAYQWM0PNqOeJxJGfxLFG3mLA@mail.gmail.com>
Date:	Fri, 2 Oct 2015 14:48:49 -0700
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Julia Lawall <Julia.Lawall@...6.fr>
Cc:	kernel-janitors@...r.kernel.org,
	Alexandre Courbot <gnurou@...il.com>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] gpio: max730x: eliminate double free

On Sat, Sep 26, 2015 at 1:18 PM, 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>

Patch applied with Alex' review-tag.

Yours,
Linus Walleij
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