netdev - [PATCH net 0/2] tunnels: fix ipv4 pmtu icmp checksum

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Message-ID: <20230803152653.29535-1-fw@strlen.de>
Date: Thu,  3 Aug 2023 17:26:48 +0200
From: Florian Westphal <fw@...len.de>
To: <netdev@...r.kernel.org>
Cc: sbrivio@...hat.com,
	"David S. Miller" <davem@...emloft.net>,
	dsahern@...nel.org,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	shuah@...nel.org,
	Florian Westphal <fw@...len.de>
Subject: [PATCH net 0/2] tunnels: fix ipv4 pmtu icmp checksum

The checksum of the generated ipv4 icmp pmtud message is
only correct if the skb that causes the icmp error generation
is linear.

Fix this and add a selftest for this.

Florian Westphal (2):
  tunnels: fix kasan splat when generating ipv4 pmtu error
  selftests: net: test vxlan pmtu exceptions with tcp

 net/ipv4/ip_tunnel_core.c           |  2 +-
 tools/testing/selftests/net/pmtu.sh | 35 +++++++++++++++++++++++++++++
 2 files changed, 36 insertions(+), 1 deletion(-)

-- 
2.41.0