pv: use global tcp connection callback for event route on $conid

(cherry picked from commit f5c05a6)

src/modules/pv/pv_core.c

@@ -2939,6 +2939,13 @@ int pv_get_tcpconn_id(struct sip_msg *msg, pv_param_t *param, pv_value_t *res)
 	if(msg == NULL)
 		return -1;
 
+	/* use first the connection set for event_route[tcp:...] */
+	con = ksr_tcpcon_evcb_get();
+	if(con != NULL) {
+		return pv_get_sintval(msg, param, res, con->id);
+	}
+
+	/* find connection from sip message structure */
 	if((con = tcpconn_get(msg->rcv.proto_reserved1, 0, 0, 0, 0)) == NULL)
 		return pv_get_null(msg, param, res);
 

src/modules/tcpops/tcpops.c

@@ -248,6 +248,7 @@ static void tcpops_tcp_closed_run_route(tcp_closed_event_info_t *tev)
 	sip_msg_t *fmsg;
 	sr_kemi_eng_t *keng = NULL;
 	str *evname;
+	int bkconid = -1;
 
 	LM_DBG("event reason id: %d\n", tev->reason);
 	if(tcpops_event_callback.len > 0) {