Date: Mon, 03 Sep 2001 20:29:50 -0700 From: Cy Schubert - ITSD Open Systems Group <Cy.Schubert@uumail.gov.bc.ca> To: Tim Zingelman <zingelman@fnal.gov> Cc: freebsd-stable@FreeBSD.ORG Subject: Re: ipfilter multicast loopback bug with FreeBSD (fwd) Message-ID: <200109040330.f843U1D65829@cwsys.cwsent.com> In-Reply-To: Your message of "Sun, 02 Sep 2001 22:11:42 CDT." <Pine.GSO.4.30.0109022205220.27274-100000@nova.fnal.gov>
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Darren Reed, author and maintainer of IP Filter, has FreeBSD commit
privileges. Your best bet is to send a note to Darren. As we're in a
change freeze at the moment, all changes to -STABLE must be approved by
Jordan. If I were you, I'd cc Jordan as well.
Regards, Phone: (250)387-8437
Cy Schubert Fax: (250)387-5766
Team Leader, Sun/Alpha Team Internet: Cy.Schubert@osg.gov.bc.ca
Open Systems Group, ITSD
Ministry of Management Services
Province of BC
In message <Pine.GSO.4.30.0109022205220.27274-100000@nova.fnal.gov>,
Tim Zingel
man writes:
> Can I talk anyone into committing this change and MFC'ing it? I'd really
> like to see this bug disappear before 4.4-RELEASE. If you need details,
> email me, and I can forward the whole history... essentially without this
> patch, looped back multicasts get the last byte of ip address corrupted.
>
> As indicated below, Darren Reed has applied the patch to the ipfilter
> sources. But the change has not gotten into the FreeBSD source tree.
>
> - Tim
>
> ---------- Forwarded message ----------
> Date: Sun, 02 Sep 2001 00:52:42 +1000 (EST)
> From: Darren Reed <darrenr@reed.wattle.id.au>
> To: Tim Zingelman <zingelman@fnal.gov>
> Subject: Re: ipfilter multicast loopback bug with FreeBSD
>
> In some email I received from Tim Zingelman, sie wrote:
> > Sorry to be a pest, but I wanted to remind you that this bug/patch is
> > still awaiting your analysis/approval. Thanks! - Tim
> >
> > ---------- Forwarded message ----------
> > Date: Wed, 22 Aug 2001 12:41:25 +0200 (CEST)
> > From: Frank Volf <volf@oasis.IAEhv.nl>
> > To: Tim Zingelman <zingelman@fnal.gov>
> > Cc: ipfilter@coombs.anu.edu.au, Frank Volf <volf@oasis.IAEhv.nl>
> > Subject: Re: ip multicast loopback w/ipfilter - bug in FreeBSD
> >
> >
> > Assuming that you are using a recent IP Filter, please try the following
> > patch:
> >
> > --- ip_fil3.4.20.dist/fil.c Wed Jul 18 15:30:32 2001
> > +++ ip_fil3.4.20/fil.c Wed Aug 22 12:40:09 2001
> > @@ -803,7 +803,7 @@
> > /*
> > * disable delayed checksums.
> > */
> > - if (m->m_pkthdr.csum_flags & CSUM_DELAY_DATA) {
> > + if (out && (m->m_pkthdr.csum_flags & CSUM_DELAY_DATA)) {
> > in_delayed_cksum(m);
> > m->m_pkthdr.csum_flags &= ~CSUM_DELAY_DATA;
> > }
> >
> > Frank
>
> I've applied the patch to ipfilter sources.
>
>
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