linux-kernel - Re: [PATCH] ARM: OMAP: OMAP_DEBUG_LEDS needs to select LEDS

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Date:	Mon, 8 Oct 2012 14:14:26 -0700
From:	Tony Lindgren <tony@...mide.com>
To:	Bryan Wu <bryan.wu@...onical.com>
Cc:	axel.lin@...il.com, linux-omap@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ARM: OMAP: OMAP_DEBUG_LEDS needs to select LEDS_CLASS

* Bryan Wu <bryan.wu@...onical.com> [120918 01:03]:
> On Tue, Sep 18, 2012 at 2:49 PM, Axel Lin <axel.lin@...il.com> wrote:
> > 2012/9/18 Bryan Wu <bryan.wu@...onical.com>:
> >> On Tue, Sep 18, 2012 at 11:30 AM, Axel Lin <axel.lin@...il.com> wrote:
> >>> This fixes below build error when CONFIG_LEDS_CLASS is not set.
> >>>
> >>>   LD      init/built-in.o
> >>> arch/arm/plat-omap/built-in.o: In function `fpga_probe':
> >>> arch/arm/plat-omap/debug-leds.c:113: undefined reference to `led_classdev_register'
> >>> make: *** [vmlinux] Error 1
> >>>
> >>
> >> Thanks for posting this. But I think Tony has already fixed it in mainline:
> >> --
> >> commit 359f64f7b3997e94ee71039b5fcdc1278b9b77c4
> >> Author: Tony Lindgren <tony@...mide.com>
> >> Date:   Wed Sep 15 10:18:51 2010 -0700
> >>
> >>     omap: Fix compile dependency to LEDS_CLASS
> >>
> >>     If we LEDS_CLASS is not selected, we will get undefined reference
> >>     to `led_classdev_register'.
> >>
> >>     Signed-off-by: Tony Lindgren <tony@...mide.com>
> >
> > Commit 359f64f7b was commited on Sep 15 2010.
> > This patch is against current linux-next tree.
> > I got the build error on linux-next tree (next-20120917).
> >
> 
> Obviously, linux-next is not updated to latest mainline, -:D

Thanks I'll apply this to fixes.

Regards,

Tony
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