linux-kernel - Re: [PATCH] gpio: include linux/bug.h in interface header

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Message-ID: <CACRpkdZakDfcsCPAw0JbffyfSXVjHzyVoCTkVx_3hy19QXpXDQ@mail.gmail.com>
Date:	Tue, 13 May 2014 11:25:42 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Alexandre Courbot <acourbot@...dia.com>
Subject: Re: [PATCH] gpio: include linux/bug.h in interface header

On Thu, May 8, 2014 at 3:42 PM, Arnd Bergmann <arnd@...db.de> wrote:

> Today's linux-next kernel started showing build errors for the
> use of WARN_ON in linux/gpio/consumer.h:
>
> In file included from drivers/video/backlight/pwm_bl.c:13:0:
> include/linux/gpio/consumer.h: In function 'gpiod_put':
> include/linux/gpio/consumer.h:81:2: error: implicit declaration of function 'WARN_ON' [-Werror=implicit-function-declaration]
>
> It's not clear why this never happened before, but this patch
> fixes it by including the header that contains the defintion
> of this macro.
>
> Signed-off-by: Arnd Bergmann <arnd@...d.de>

Patch applied!

Yours,
Linus Walleij
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