netdev - Re: [PATCH net v2] ipv6: Allow IPv4-mapped address as next-hop

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Message-Id: <20161205.145223.1574324293082144579.davem@davemloft.net>
Date:   Mon, 05 Dec 2016 14:52:23 -0500 (EST)
From:   David Miller <davem@...emloft.net>
To:     nordmark@...sta.com
Cc:     netdev@...r.kernel.org, gilligan@...sta.com
Subject: Re: [PATCH net v2] ipv6: Allow IPv4-mapped address as next-hop

From: Erik Nordmark <nordmark@...sta.com>
Date: Sat,  3 Dec 2016 20:57:09 -0800

> Made kernel accept IPv6 routes with IPv4-mapped address as next-hop.
> 
> It is possible to configure IP interfaces with IPv4-mapped addresses, and
> one can add IPv6 routes for IPv4-mapped destinations/prefixes, yet prior
> to this fix the kernel returned an EINVAL when attempting to add an IPv6
> route with an IPv4-mapped address as a nexthop/gateway.
> 
> RFC 4798 (a proposed standard RFC) uses IPv4-mapped addresses as nexthops,
> thus in order to support that type of address configuration the kernel
> needs to allow IPv4-mapped addresses as nexthops.
> 
> Signed-off-by: Erik Nordmark <nordmark@...sta.com>
> Signed-off-by: Bob Gilligan <gilligan@...sta.com>

Applied to net-next, thanks.