netdev - Re: [PATCH] 6lowpan: Remove unused pointer in lowpan_header

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Date:	Mon, 10 Feb 2014 12:25:06 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	alex.aring@...il.com
Cc:	cengelma@....at, netdev@...r.kernel.org,
	alex.bluesman.smirnov@...il.com, dbaryshkov@...il.com,
	jukka.rissanen@...ux.intel.com
Subject: Re: [PATCH] 6lowpan: Remove unused pointer in
 lowpan_header_create()

From: Alexander Aring <alex.aring@...il.com>
Date: Mon, 10 Feb 2014 18:40:58 +0100

> I need the hdr pointer for my upcomming patches. Nevertheless it
> should be removed... it's not used anymore.
> 
> I am wondering why this patch was accepted, it's not a bug fix. Is
> net-next open again?

Unused variables make code difficult to audit for bugs and similar.

Sometimes I apply patches like these for net, net-next is not open
yet.
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