netdev - Re: [PATCH net 0/2] l2tp: l2tp_ppp must ignore non-PPP sessions

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Message-Id: <20180615.091251.2078462924953448784.davem@davemloft.net>
Date:   Fri, 15 Jun 2018 09:12:51 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     g.nault@...halink.fr
Cc:     netdev@...r.kernel.org, jchapman@...alix.com
Subject: Re: [PATCH net 0/2] l2tp: l2tp_ppp must ignore non-PPP sessions

From: Guillaume Nault <g.nault@...halink.fr>
Date: Fri, 15 Jun 2018 15:39:15 +0200

> The original L2TP code was written for version 2 of the protocol, which
> could only carry PPP sessions. Then L2TPv3 generalised the protocol so that
> it could transport different kinds of pseudo-wires. But parts of the
> l2tp_ppp module still break in presence of non-PPP sessions.
> 
> Assuming L2TPv2 tunnels can only transport PPP sessions is right, but
> l2tp_netlink failed to ensure that (fixed in patch 1).
> When retrieving a session from an arbitrary tunnel, l2tp_ppp needs to
> filter out non-PPP sessions (last occurrence fixed in patch 2).

Series applied, thank you.