dsa_port_bridge_same
if (dsa_port_bridge_same(dsa_to_port(ds, 1), dsa_to_port(ds, 2))) {
if (!dsa_port_bridge_same(dp, other_dp))
if (dsa_port_bridge_same(other_dp, third_dp) &&
dsa_port_bridge_same(dp, other_dp))
if (dsa_port_bridge_same(dp, other_dp))
if (port == other_port || !dsa_port_bridge_same(dp, other_dp) ||
if (!dsa_port_bridge_same(dp, other_dp))