| To: | Donald Becker <becker@xxxxxxxxx> |
|---|---|
| Subject: | Re: 3c59x 2.4.18 userspace seeing UDP packets with bad checksum? |
| From: | bert hubert <ahu@xxxxxxx> |
| Date: | Tue, 30 Jul 2002 16:12:37 +0200 |
| Cc: | kuznet@xxxxxxxxxxxxx, netdev@xxxxxxxxxxx, akpm@xxxxxxxxxx, jgarzik@xxxxxxxxxxxxxxxx |
| In-reply-to: | <Pine.LNX.4.44.0207301002370.1266-100000@beohost.scyld.com> |
| Mail-followup-to: | bert hubert <ahu@xxxxxxx>, Donald Becker <becker@xxxxxxxxx>, kuznet@xxxxxxxxxxxxx, netdev@xxxxxxxxxxx, akpm@xxxxxxxxxx, jgarzik@xxxxxxxxxxxxxxxx |
| References: | <20020730134908.GA26100@outpost.ds9a.nl> <Pine.LNX.4.44.0207301002370.1266-100000@beohost.scyld.com> |
| Sender: | owner-netdev@xxxxxxxxxxx |
| User-agent: | Mutt/1.3.28i |
On Tue, Jul 30, 2002 at 10:09:13AM -0400, Donald Becker wrote: > > We fixed the bug already :-) Signed/unsigned arithmetic problems. > > Were the arithmetic problems in your code, or the kernels checksumming? > (The latter seems unlikely.) We fixed *our* bug. I would never want to rely on checksums for input validation :-) Our code should handle everything people care to throw at it and I think that right now, it will. > This is a good time to fix your application data validity checking. Has been done. Watch freshmeat for the update :-) Regards, bert -- http://www.PowerDNS.com Versatile DNS Software & Services http://www.tk the dot in .tk http://lartc.org Linux Advanced Routing & Traffic Control HOWTO |
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