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IPv6: fix Mobile IPv6 regression

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Commit f4f914b5 (net: ipv6 bind to device issue) caused
a regression with Mobile IPv6 when it changed the meaning
of fl->oif to become a strict requirement of the route
lookup.  Instead, only force strict mode when
sk->sk_bound_dev_if is set on the calling socket, getting
the intended behavior and fixing the regression.

Tested-by: Arnaud Ebalard <arno@natisbad.org>
Signed-off-by: Brian Haley <brian.haley@hp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Brian Haley 2010-05-28 23:02:35 -07:00 committed by David S. Miller
parent e5e5cf4c71
commit 6057fd78a8
1 changed files with 1 additions and 1 deletions
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2
net/ipv6/route.c
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@ -814,7 +814,7 @@ struct dst_entry * ip6_route_output(struct net *net, struct sock *sk,
{
int flags = 0;
if (fl->oif || rt6_need_strict(&fl->fl6_dst))
if ((sk && sk->sk_bound_dev_if) || rt6_need_strict(&fl->fl6_dst))
flags |= RT6_LOOKUP_F_IFACE;
if (!ipv6_addr_any(&fl->fl6_src))