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Dmitry Popov authored
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@qrator.net> Signed-off-by:
David S. Miller <davem@davemloft.net>
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