linux-kernel - Re: [PATCH] ipip, sit: fix ipv4_{update

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Message-ID: <CAHA+R7NUVPz47AKCTk7nYBkZXK=93vJOO8f6FTkyU0UkU6Q30Q@mail.gmail.com>
Date:	Fri, 6 Jun 2014 17:45:44 -0700
From:	Cong Wang <cwang@...pensource.com>
To:	Dmitry Popov <ixaphire@...tor.net>
Cc:	"David S. Miller" <davem@...emloft.net>,
	Alexey Kuznetsov <kuznet@....inr.ac.ru>,
	James Morris <jmorris@...ei.org>,
	Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
	Patrick McHardy <kaber@...sh.net>,
	netdev <netdev@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	trivial@...nel.org
Subject: Re: [PATCH] ipip, sit: fix ipv4_{update_pmtu,redirect} calls

On Fri, Jun 6, 2014 at 12:19 PM, Dmitry Popov <ixaphire@...tor.net> wrote:
> ipv4_{update_pmtu,redirect} were called with tunnel's ifindex (t->dev is a
> tunnel netdevice). It caused wrong route lookup and failure of pmtu update or
> redirect. We should use the same ifindex that we use in ip_route_output_* in
> *tunnel_xmit code. It is t->parms.link .
>
> Signed-off-by: Dmitry Popov <ixaphire@...tor.net>
> ---
>  net/ipv4/ipip.c | 4 ++--
>  net/ipv6/sit.c  | 4 ++--
>  2 files changed, 4 insertions(+), 4 deletions(-)

I think vti (v4 and v6) tunnel needs to fix as well?
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