Message-ID: <4BC21AC4.8060403@hartkopp.net>
Date: Sun, 11 Apr 2010 20:53:56 +0200
From: Oliver Hartkopp <socketcan@hartkopp.net>
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To: David Miller <davem@davemloft.net>
CC: nm127@freemail.hu, eric.dumazet@gmail.com, oliver.hartkopp@volkswagen.de,
       urs.thuermann@volkswagen.de, socketcan-core@lists.berlios.de,
       netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: Linux 2.6.34-rc3 + CAN build problem
References: <1270892851.2093.32.camel@edumazet-laptop>	<4BC054AE.7040303@freemail.hu>	<4BC070E0.6070601@hartkopp.net> <20100410.155009.66184583.davem@davemloft.net>
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David Miller wrote:
> From: Oliver Hartkopp <socketcan@hartkopp.net>
> Date: Sat, 10 Apr 2010 14:36:48 +0200
> 
>> So i wonder why Nemeth trapped into this problem ... probably an include file
>> mix-up?
> 
> Do you have CONFIG_DEBUG_STRICT_USER_COPY_CHECKS enabled in your
> kernel config?
> 
> That's the only way you get an actual failure of a build when
> the user copy size can't be proven to be in range by the
> compiler, otherwise it just warns.

No, indeed i do not have it set.

# CONFIG_DEBUG_STRICT_USER_COPY_CHECKS is not set

What would be the best approach to fix this build failure then?

By applying the patch thankfully provided by Eric?

Regards,
Oliver

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