linux-kernel - RE: akpm 117/143] ERROR: "devm_gpio_request_one" [drivers/video/backlight/l4f00242t03.ko] undefined!

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Date:	Thu, 21 Jun 2012 19:30:02 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	wfg@...ux.intel.com,
	'Mark Brown' <broonie@...nsource.wolfsonmicro.com>,
	'Liam Girdwood' <lrg@...com>
Cc:	'Andrew Morton' <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, "'Kim, Milo'" <Milo.Kim@...com>,
	'Axel Lin' <axel.lin@...il.com>,
	'Jingoo Han' <jg1.han@...sung.com>
Subject: RE: akpm 117/143] ERROR: "devm_gpio_request_one"
 [drivers/video/backlight/l4f00242t03.ko] undefined!

On Thursday 21 June 2012 7:17 PM Fengguang Wu wrote:

> 
> Hi all,
> 
> Yet another error on devm_gpio_request_one()... Interestingly the
> patch title says "export" but does not really export the symbol...
> 
> Thanks,
> Fengguang
> ---
> Kernel build failed on
> 
> tree:   git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git akpm
> head:   3ff60ad39879eca9c1016d6e29b007ddc8f6c922
> commit: 779e06e1ecb540bcd1b1b8ea66f9fd96febbc898 [117/143] backlight: l4f00242t03: export and use
> devm_gpio_request_one()
> config: i386-allmodconfig (attached as .config)
> 
> All related error/warning messages:
> 
> ERROR: "devm_gpio_request_one" [drivers/video/backlight/l4f00242t03.ko] undefined!

Hi Fengguang,

The patch a291ede7be8359a8986740b11b93f9c80e40210b ' backlight-l4f00242t03-use-devm_gpio_request_one-fix'
is necessary to fix the export problem.

In my opinion, Andrew Morton will fold these patches as usual.
Thank you.

Best regards,
Jingoo Han

> 
> ---
> 0-DAY kernel build testing backend         Open Source Technology Centre
> Fengguang Wu <wfg@...ux.intel.com>                     Intel Corporation

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