Recently, during a debugging session using local MPTCP connections, I noticed MPJoinAckHMacFailure was strangely not zero on the server side.
The first patch fixes this issue -- present since v5.9 -- and the second one validates it in the selftests.
Signed-off-by: Matthieu Baerts (NGI0) matttbe@kernel.org --- Matthieu Baerts (NGI0) (2): mptcp: only inc MPJoinAckHMacFailure for HMAC failures selftests: mptcp: validate MPJoin HMacFailure counters
net/mptcp/subflow.c | 8 ++++++-- tools/testing/selftests/net/mptcp/mptcp_join.sh | 18 ++++++++++++++++++ 2 files changed, 24 insertions(+), 2 deletions(-) --- base-commit: 61f96e684edd28ca40555ec49ea1555df31ba619 change-id: 20250407-net-mptcp-hmac-failure-mib-66f599305ff3
Best regards,