linux-kernel - Re: [PATCH] drivers/pinctrl/pinctrl-at91.c: convert kfree to devm

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Message-ID: <CACRpkdbTKB+evcoqp02GBAnWOZ-06pEB_u=ssXQFdi5ZvV_8FQ@mail.gmail.com>
Date:	Fri, 14 Dec 2012 16:46:02 +0100
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Julia Lawall <julia.lawall@...6.fr>
Cc:	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>,
	kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] drivers/pinctrl/pinctrl-at91.c: convert kfree to devm_kfree

On Wed, Dec 12, 2012 at 3:22 PM, Julia Lawall <julia.lawall@...6.fr> wrote:

> From: Julia Lawall <Julia.Lawall@...6.fr>
>
> The function at91_dt_node_to_map is ultimately called by the function
> pinctrl_get, which is an exported function.  Since it is possible that this
> function is not called from within a probe function, for safety, the kfree
> is converted to a devm_kfree, to both free the data and remove it from the
> device in a failure situation.
>
> Signed-off-by: Julia Lawall <Julia.Lawall@...6.fr>
>
> ---
> v2: Drop cleanup of the call to devm_kzalloc at the same time.

Thanks, applied with Jean-Christophe's ACK.

Yours,
Linus Walleij
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