On Mon, May 31, 2010 at 10:46:20AM +0200, Jiri Olsa wrote:
quoted text
> On Fri, May 28, 2010 at 02:17:43PM -0400, Brian Haley wrote:
> > 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>
> > 
> > diff --git a/net/ipv6/route.c b/net/ipv6/route.c
> > index 294cbe8..252d761 100644
> > --- a/net/ipv6/route.c
> > +++ b/net/ipv6/route.c
> > @@ -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))
> hi,
> 
> sorry for the late reply, I was out last week..
> 
> the change looks ok, I'll verify it with the reproducer
> I used for the last fix
> 
> thanks,
> jirka
it passed the test for me, so it looks fine

jirka
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