linux-kernel - Re: Linux 2.6.34-rc3 + CAN build problem

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Message-ID: <4BC15AC7.3010904@freemail.hu>
Date:	Sun, 11 Apr 2010 07:14:47 +0200
From:	Németh Márton <nm127@...email.hu>
To:	David Miller <davem@...emloft.net>
CC:	socketcan@...tkopp.net, eric.dumazet@...il.com,
	oliver.hartkopp@...kswagen.de, urs.thuermann@...kswagen.de,
	socketcan-core@...ts.berlios.de, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: Linux 2.6.34-rc3 + CAN build problem

David Miller wrote:
> From: Oliver Hartkopp <socketcan@...tkopp.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?

CONFIG_DEBUG_STRICT_USER_COPY_CHECKS=y

> 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.
> 
> 

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