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Date: Sat, 4 Apr 2026 11:01:30 -0700
From: Jakub Kicinski <kuba@kernel.org>
To: David Carlier <devnexen@gmail.com>
Cc: "David S . Miller" <davem@davemloft.net>, Eric Dumazet
 <edumazet@google.com>, Paolo Abeni <pabeni@redhat.com>, Simon Horman
 <horms@kernel.org>, Herbert Xu <herbert@gondor.apana.org.au>,
 netdev@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH v2 2/2] selftests: net: add act_nat ICMP inner checksum
 test
Message-ID: <20260404110130.0407d4cd@kernel.org>
In-Reply-To: <20260404120310.88218-2-devnexen@gmail.com>
References: <20260404120310.88218-1-devnexen@gmail.com>
	<20260404120310.88218-2-devnexen@gmail.com>
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On Sat,  4 Apr 2026 13:03:10 +0100 David Carlier wrote:
> Verify that act_nat correctly updates the inner IP header
> checksum when rewriting addresses inside ICMP error payloads.
> 
> The test sets up two namespaces with act_nat on a veth pair,
> triggers an ICMP destination unreachable, and validates the
> inner IP header checksum in the received ICMP error.
> 
> Signed-off-by: David Carlier <devnexen@gmail.com>
> ---
>  tools/testing/selftests/net/Makefile          |   1 +

you need to add the CONFIG* dependencies to the relevant config file.