netdev - Re: [PATCH net-next] lwtunnel: ip tunnel: fix multiple routes with different encap

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Message-Id: <20150818.191135.1217710280336001449.davem@davemloft.net>
Date:	Tue, 18 Aug 2015 19:11:35 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	jbenc@...hat.com
Cc:	netdev@...r.kernel.org, tgraf@...g.ch
Subject: Re: [PATCH net-next] lwtunnel: ip tunnel: fix multiple routes with
 different encap

From: Jiri Benc <jbenc@...hat.com>
Date: Tue, 18 Aug 2015 18:42:09 +0200

> Currently, two routes going through the same tunnel interface are considered
> the same even when they are routed to a different host after encapsulation.
> This causes all routes added after the first one to have incorrect
> encapsulation parameters.
> 
> This is nicely visible by doing:
> 
>   # ip r a 192.168.1.2/32 dev vxlan0 tunnel dst 10.0.0.2
>   # ip r a 192.168.1.3/32 dev vxlan0 tunnel dst 10.0.0.3
>   # ip r
>   [...]
>   192.168.1.2/32 tunnel id 0 src 0.0.0.0 dst 10.0.0.2 [...]
>   192.168.1.3/32 tunnel id 0 src 0.0.0.0 dst 10.0.0.2 [...]
> 
> Implement the missing comparison function.
> 
> Fixes: 3093fbe7ff4bc ("route: Per route IP tunnel metadata via lightweight tunnel")
> Signed-off-by: Jiri Benc <jbenc@...hat.com>

Applied.
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