Re: properly inject UDP header for udpencap over IPv6

[Alexander Bluhm]

On Fri, Feb 26, 2016 at 04:56:49PM +0100, Mike Belopuhov wrote:
> I think your revised diff should be committed.  Any objections?

OK bluhm@

> >             uh->uh_sum = 0;
> > +#ifdef INET6
> > +           if (tdb->tdb_dst.sa.sa_family == AF_INET6)
> > +                   uh->uh_sum = in6_cksum(m, IPPROTO_UDP,
> > +                       iphlen, m->m_pkthdr.len - iphlen);
> > +#endif /* INET6 */

I think we should use hardware checksumming here.  But let's commit
this fix first.