From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Ahern <dsahern@gmail.com>
Subject: Re: [PATCH net] ipv6: no need to return rt->dst.error if it is not
 null entry.
Date: Mon, 31 Jul 2017 12:40:19 -0600
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Cc: Roopa Prabhu <roopa@cumulusnetworks.com>,
        Hangbin Liu <liuhangbin@gmail.com>,
        network dev <netdev@vger.kernel.org>
To: Cong Wang <xiyou.wangcong@gmail.com>
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On 7/31/17 12:37 PM, Cong Wang wrote:
> 
>> So Roopa's fibmatch patches brings consistency between IPv4 and IPv6 at
>> the cost of breaking backwards compatibility for IPv6 when the prohibit
>> or blackhole routes are hit.
>>
> There are already many differences between IPv4 and
> IPv6 behaviors, I don't see why this one is so special
> that we have to make it consistent.

yes, and I have sent a number of patches closing the gap.