netdev - Re: [PATCH][CAN]: Fix copy_from_user() results interpretation

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Message-Id: <20080426.225751.117819831.davem@davemloft.net>
Date:	Sat, 26 Apr 2008 22:57:51 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	sam@...nborg.org
Cc:	oliver@...tkopp.net, wg@...ndegger.com,
	urs.thuermann@...kswagen.de, netdev@...r.kernel.org,
	socketcan-core@...ts.berlios.de, oliver.hartkopp@...kswagen.de,
	xemul@...nvz.org
Subject: Re: [PATCH][CAN]: Fix copy_from_user() results interpretation

From: Sam Ravnborg <sam@...nborg.org>
Date: Sat, 26 Apr 2008 11:59:23 +0200

> Both copy_to_ and _from_user return the number of bytes, that failed to
> reach their destination, not the 0/-EXXX values.
> 
> Based on patch from Pavel Emelyanov <xemul@...nvz.org>
> 
> Signed-off-by: Sam Ravnborg <sam@...nborg.org>
> Acked-by: Oliver Hartkopp <oliver.hartkopp@...kswagen.de>

Applied, sans the local Makefile.build change in your tree,
thanks Sam. :-)
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