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    SubjectRe: [netfilter-core] Re: [PATCH] Avoid unncessary checksum validation in TCP/UDP netfilter
    Keir Fraser wrote:
    > On 27 May 2005, at 12:20, Phil Oester wrote:
    >> On Fri, May 27, 2005 at 12:03:08PM +0100, Keir Fraser wrote:
    >>
    >>> The TCP/UDP connection-tracking code in netfilter validates the
    >>> checksum of incoming packets, to prevent nastier errors further down
    >>> the road. This check is unnecessary if the skb is marked as
    >>> CHECKSUM_UNNECESSARY.
    >>
    >> It seems at least part of this has already been merged in 2.6.12-rc
    >
    > It would be great if the UDP code also would observe
    > CHECKSUM_UNNECESSARY. I'll wait for 2.6.12 to appear and then submit a
    > new patch if UDP has been missed.

    TCP was changed to fix a regression with loopback packets. I've added
    the UDP part of your patch to my 2.6.13 tree.

    Regards
    Patrick
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