linux-kernel - [PATCH net 0/4] mptcp: more fixes for v6.5

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Message-Id: <20230803-upstream-net-20230803-misc-fixes-6-5-v1-0-6671b1ab11cc@tessares.net>
Date:   Thu, 03 Aug 2023 18:27:26 +0200
From:   Matthieu Baerts <matthieu.baerts@...sares.net>
To:     mptcp@...ts.linux.dev, Mat Martineau <martineau@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, Shuah Khan <shuah@...nel.org>,
        Geliang Tang <geliang.tang@...e.com>
Cc:     Andrea Claudi <aclaudi@...hat.com>, netdev@...r.kernel.org,
        linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org,
        Matthieu Baerts <matthieu.baerts@...sares.net>,
        stable@...r.kernel.org, Christoph Paasch <cpaasch@...le.com>
Subject: [PATCH net 0/4] mptcp: more fixes for v6.5

Here is a new batch of fixes related to MPTCP for v6.5 and older.

Patches 1 and 2 fix issues with MPTCP Join selftest when manually
launched with '-i' parameter to use 'ip mptcp' tool instead of the
dedicated one (pm_nl_ctl). The issues have been there since v5.18.

Thank you Andrea for your first contributions to MPTCP code in the
upstream kernel!

Patch 3 avoids corrupting the data stream when trying to reset
connections that have fallen back to TCP. This can happen from v6.1.

Patch 4 fixes a race when doing a disconnect() and an accept() in
parallel on a listener socket. The issue only happens in rare cases if
the user is really unlucky since a fix that landed in v6.3 but
backported up to v6.1.

Signed-off-by: Matthieu Baerts <matthieu.baerts@...sares.net>
---
Andrea Claudi (2):
      selftests: mptcp: join: fix 'delete and re-add' test
      selftests: mptcp: join: fix 'implicit EP' test

Paolo Abeni (2):
      mptcp: avoid bogus reset on fallback close
      mptcp: fix disconnect vs accept race

 net/mptcp/protocol.c                            |  2 +-
 net/mptcp/protocol.h                            |  1 -
 net/mptcp/subflow.c                             | 60 ++++++++++++-------------
 tools/testing/selftests/net/mptcp/mptcp_join.sh |  6 ++-
 4 files changed, 35 insertions(+), 34 deletions(-)
---
base-commit: 0f71c9caf26726efea674646f566984e735cc3b9
change-id: 20230803-upstream-net-20230803-misc-fixes-6-5-6046c6ca74b6

Best regards,
-- 
Matthieu Baerts <matthieu.baerts@...sares.net>