linux-kernel - Re: linux-next: build failure after merge of the drm-exynos tree

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Message-ID: <alpine.DEB.2.00.1506240224190.13786@skynet.skynet.ie>
Date:	Wed, 24 Jun 2015 02:25:12 +0100 (IST)
From:	Dave Airlie <airlied@...ux.ie>
To:	Inki Dae <inki.dae@...sung.com>
cc:	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Hyungwon Hwang <human.hwang@...sung.com>,
	Rob Herring <robh+dt@...nel.org>
Subject: Re: linux-next: build failure after merge of the drm-exynos tree


> > Hi Dave,
> > 
> > On Tue, 23 Jun 2015 11:52:45 +1000 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
> >>
> >> After merging the drm-exynos tree, today's linux-next build (x86_64
> >> allmodconfig) failed like this:
> >>
> >> drivers/media/i2c/adv7604.o: In function `of_graph_get_endpoint_by_regs':
> >> adv7604.c:(.text+0x586c): multiple definition of `of_graph_get_endpoint_by_regs'
> >> drivers/media/i2c/adv7343.o:adv7343.c:(.text+0xa13): first defined here
> >> drivers/media/platform/soc_camera/atmel-isi.o: In function `of_graph_get_endpoint_by_regs':
> >> atmel-isi.c:(.text+0x1ec9): multiple definition of `of_graph_get_endpoint_by_regs'
> >> drivers/media/platform/soc_camera/soc_camera.o:soc_camera.c:(.text+0x2ce3): first defined here
> >> drivers/media/platform/soc_camera/rcar_vin.o: In function `of_graph_get_endpoint_by_regs':
> >> rcar_vin.c:(.text+0x307c): multiple definition of `of_graph_get_endpoint_by_regs'
> >> drivers/media/platform/soc_camera/soc_camera.o:soc_camera.c:(.text+0x2ce3): first defined here
> >>
> >> Caused by commit:
> >>
> >>   a0f7001c18ca ("of: add helper for getting endpoint node of specific identifiers")
> > 
> > This failure is now in the drm tree (where above patch is commit
> > 8ccd0d0ca041).  I have used the patch from Inki for today.
> 
> As you know, I posted below patch which fixes the build error,
> 	[PATCH] of: fix a build error to f_graph_get_endpoint_by_regs function
> 
> However, I think we need Acked-by from device tree maintainer to merge
> it to drm-next.
> 

In times like this I usually go with forgivness rather than permission,
also previous Ack's are good enough for me to cover build problems.

I've pushed the fix to drm-next.

Dave.
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