linux-kernel - Re: [PATCH 1/2] gpio: altera: use of_mm_gpiochip

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Message-ID: <CACRpkdYRWOCBjFByrhg69hNAreVZxQRi6khV4_E6yE3vh+TEuQ@mail.gmail.com>
Date:	Wed, 15 Jul 2015 11:45:29 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Masahiro Yamada <yamada.masahiro@...ionext.com>
Cc:	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	Alexandre Courbot <gnurou@...il.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Tien Hock Loh <thloh@...era.com>
Subject: Re: [PATCH 1/2] gpio: altera: use of_mm_gpiochip_remove() to fix
 memory leak

On Wed, Jun 17, 2015 at 1:59 PM, Masahiro Yamada
<yamada.masahiro@...ionext.com> wrote:

> This driver calls of_mm_gpiochip_add() to add a memory mapped gpio
> chip.  So, of_mm_gpiochip_remove() should be used when removing it.
>
> The direct call of gpiochip_remove() misses unmapping the register
> and freeing the label.
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>

Patch applied with the ACKs.

Yours,
Linus Walleij
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