SMC_URG_VALID
if (smc->conn.urg_state == SMC_URG_VALID)
conn->urg_state = SMC_URG_VALID;
!(conn->urg_state == SMC_URG_VALID) ||
if (conn->urg_state == SMC_URG_VALID) {
else if (conn->urg_state == SMC_URG_VALID)
if (conn->urg_state == SMC_URG_VALID &&
if (conn->urg_state == SMC_URG_VALID || conn->urg_rx_skip_pend) {