From: Matthieu Baerts <matthieu.baerts@xxxxxxxxxxxx> commit d8566d0e03922217f70d9be2d401fcb860986374 upstream. "server4_port" variable is not set but "app4_port" is the server port in v4 and the correct variable name to use. The port is optional so there was no visible impact. Link: https://github.com/multipath-tcp/mptcp_net-next/issues/368 Fixes: ca188a25d43f ("selftests: mptcp: userspace PM support for MP_PRIO signals") Cc: stable@xxxxxxxxxxxxxxx Acked-by: Paolo Abeni <pabeni@xxxxxxxxxx> Signed-off-by: Matthieu Baerts <matthieu.baerts@xxxxxxxxxxxx> Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- tools/testing/selftests/net/mptcp/userspace_pm.sh | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/tools/testing/selftests/net/mptcp/userspace_pm.sh +++ b/tools/testing/selftests/net/mptcp/userspace_pm.sh @@ -847,7 +847,7 @@ test_prio() local count # Send MP_PRIO signal from client to server machine - ip netns exec "$ns2" ./pm_nl_ctl set 10.0.1.2 port "$client4_port" flags backup token "$client4_token" rip 10.0.1.1 rport "$server4_port" + ip netns exec "$ns2" ./pm_nl_ctl set 10.0.1.2 port "$client4_port" flags backup token "$client4_token" rip 10.0.1.1 rport "$app4_port" sleep 0.5 # Check TX