From mboxrd@z Thu Jan  1 00:00:00 1970
From: Cong Wang <xiyou.wangcong@gmail.com>
Subject: Re: [RFC(v2) net-next 13/13] ipv6: Complete neighbour entry removal
 from dst_entry.
Date: Wed, 16 Jan 2013 15:09:19 +0800
Message-ID: <50F6521F.4020706@gmail.com>
References: <50F587ED.5070602@linux-ipv6.org>
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Cc: netdev@vger.kernel.org
To: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
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On 01/16/2013 12:46 AM, YOSHIFUJI Hideaki wrote:
> +#if 0
>   		if (rt->n && rt->n->dev == dev) {
>   			rt->n->dev = loopback_dev;
>   			dev_hold(loopback_dev);
>   			dev_put(dev);
>   		}
> +#endif

Why commenting this out instead of removing it? As rt->n is totally
removed, how possible could we reuse this code in future?

Thanks.