From mboxrd@z Thu Jan 1 00:00:00 1970 From: bert hubert Subject: Re: 3c59x 2.4.18 userspace seeing UDP packets with bad checksum? Date: Tue, 30 Jul 2002 16:12:37 +0200 Sender: owner-netdev@oss.sgi.com Message-ID: <20020730141237.GA26712@outpost.ds9a.nl> References: <20020730134908.GA26100@outpost.ds9a.nl> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: kuznet@ms2.inr.ac.ru, netdev@oss.sgi.com, akpm@zip.com.au, jgarzik@mandrakesoft.com Return-path: To: Donald Becker Content-Disposition: inline In-Reply-To: List-Id: netdev.vger.kernel.org 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