From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Kevin Mitchell <kevmitch@arista.com>
Cc: gal@nvidia.com, Jozsef Kadlecsik <kadlec@netfilter.org>,
Florian Westphal <fw@strlen.de>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>,
David Ahern <dsahern@kernel.org>,
netfilter-devel@vger.kernel.org, coreteam@netfilter.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH nf-next v3] netfilter: conntrack: skip verification of zero UDP checksum
Date: Mon, 9 May 2022 08:06:55 +0200 [thread overview]
Message-ID: <Ynivfw21/nr8PKVD@salvia> (raw)
In-Reply-To: <20220430034027.21286-1-kevmitch@arista.com>
On Fri, Apr 29, 2022 at 08:40:27PM -0700, Kevin Mitchell wrote:
> The checksum is optional for UDP packets. However nf_reject would
> previously require a valid checksum to elicit a response such as
> ICMP_DEST_UNREACH.
>
> Add some logic to nf_reject_verify_csum to determine if a UDP packet has
> a zero checksum and should therefore not be verified.
Applied.
prev parent reply other threads:[~2022-05-09 6:15 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20220405234739.269371-2-kevmitch@arista.com>
2022-04-08 4:33 ` [PATCH nf-next v2 1/1] netfilter: conntrack: skip verification of zero UDP checksum Kevin Mitchell
2022-04-27 14:36 ` Pablo Neira Ayuso
2022-04-30 3:40 ` [PATCH nf-next v3] " Kevin Mitchell
2022-05-09 6:06 ` Pablo Neira Ayuso [this message]
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