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

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Date:	Fri, 25 Apr 2008 23:23:10 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	wg@...ndegger.com
Cc:	oliver.hartkopp@...kswagen.de, xemul@...nvz.org,
	socketcan-core@...ts.berlios.de, netdev@...r.kernel.org,
	urs.thuermann@...kswagen.de
Subject: Re: [PATCH][CAN]: Fix copy_from_user() results interpretation.

From: Wolfgang Grandegger <wg@...ndegger.com>
Date: Sat, 26 Apr 2008 08:19:31 +0200

> What about removing the assignment "err =" in that case. It's confusing
> otherwise and maybe the variable err is even obsolete.

Sure, but when fixing a bug it's better to have a completely
localized change like this.

Not something which restructures the code unnecessarily at
the same time, that make it so much harder to review and
validate.
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