Re: kern/51301: 7.99.32 has broken IPv6 functionality of pkgsrc/net/openvpn

[Ryota Ozaki <ozaki-r%netbsd.org@localhost>]

The following reply was made to PR kern/51301; it has been noted by GNATS.

From: Ryota Ozaki <ozaki-r%netbsd.org@localhost>
To: Paul Goyette <paul%whooppee.com@localhost>
Cc: "gnats-bugs%NetBSD.org@localhost" <gnats-bugs%netbsd.org@localhost>
Subject: Re: kern/51301: 7.99.32 has broken IPv6 functionality of pkgsrc/net/openvpn
Date: Sun, 3 Jul 2016 14:10:29 +0900

 On Sun, Jul 3, 2016 at 7:44 AM, Paul Goyette <paul%whooppee.com@localhost> wrote:
 > On Sat, 2 Jul 2016, Ryota Ozaki wrote:
 >
 >> Does the following patch help you?
 >>
 >> Thanks,
 >>  ozaki-r
 >>
 >> diff --git a/sys/net/if.c b/sys/net/if.c
 >> index dc73c47..62e58c8 100644
 >> --- a/sys/net/if.c
 >> +++ b/sys/net/if.c
 >> @@ -2021,6 +2021,8 @@ p2p_rtrequest(int req, struct rtentry *rt,
 >>                if ((rt->rt_flags & RTF_LOCAL) == 0)
 >>                        break;
 >>
 >> +               rt->rt_ifp = lo0ifp;
 >> +
 >>                IFADDR_FOREACH(ifa, ifp) {
 >>                        if (equal(rt_getkey(rt), ifa->ifa_addr))
 >>                                break;
 >> @@ -2039,8 +2041,6 @@ p2p_rtrequest(int req, struct rtentry *rt,
 >>                if (lo0ifa == NULL)
 >>                        break;
 >>
 >> -               rt->rt_ifp = lo0ifp;
 >> -
 >>                /*
 >>                 * Make sure to set rt->rt_ifa to the interface
 >>                 * address we are using, otherwise we will have trouble
 >
 >
 > Yes!
 >
 > A kernel built from today's up-to-the-minute sources and with this patch
 > works successfully.
 
 Good! Thanks for testing.
 
 I'll investigate more Monday and commit the fix if it's really feasible.
 
   ozaki-r