From: bert hubert <ahu@ds9a.nl>
To: Donald Becker <becker@scyld.com>
Cc: kuznet@ms2.inr.ac.ru, netdev@oss.sgi.com, akpm@zip.com.au,
jgarzik@mandrakesoft.com
Subject: Re: 3c59x 2.4.18 userspace seeing UDP packets with bad checksum?
Date: Tue, 30 Jul 2002 16:12:37 +0200 [thread overview]
Message-ID: <20020730141237.GA26712@outpost.ds9a.nl> (raw)
In-Reply-To: <Pine.LNX.4.44.0207301002370.1266-100000@beohost.scyld.com>
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
next prev parent reply other threads:[~2002-07-30 14:12 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-07-30 10:48 2.4.18 userspace seeing UDP packets with bad checksum? bert hubert
2002-07-30 12:40 ` kuznet
2002-07-30 13:14 ` 3c59x " bert hubert
2002-07-30 13:31 ` kuznet
2002-07-30 13:40 ` jamal
2002-07-30 13:49 ` bert hubert
2002-07-30 14:09 ` Donald Becker
2002-07-30 14:12 ` bert hubert [this message]
2002-07-30 13:57 ` Donald Becker
2002-07-31 11:46 ` jamal
2002-07-30 12:57 ` Andi Kleen
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