From 03d4e2b8f24aea931d0b8b65437f23d220f3c01f Mon Sep 17 00:00:00 2001
From: Harald Welte <laforge@gnumonks.org>
Date: Fri, 10 May 2019 00:42:33 +0200
Subject: RAN_Emulation: Fix IMSI table lookup on RANAP paging

We need to check explicitly for '== null'.  isvalue() is of no help
here, as 'null' apparently is a value in TTCN-3.

Change-Id: I4b2793937a201c5535051092d871ded6cb053f5f
---
 library/RAN_Emulation.ttcnpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/RAN_Emulation.ttcnpp b/library/RAN_Emulation.ttcnpp
index 843cc9e1..9a65eb72 100644
--- a/library/RAN_Emulation.ttcnpp
+++ b/library/RAN_Emulation.ttcnpp
@@ -585,7 +585,7 @@ runs on RAN_Emulation_CT return template RANAP_PDU {
 			}
 		}
 		client := f_imsi_table_find(oct2hex(imsi), tmsi);
-		if (isvalue(client)) {
+		if (client != null) {
 			log("CommonRanapUnitdataCallback: IMSI/TMSI found in table, dispatching to ",
 				client);
 			CLIENT.send(ranap) to client;
-- 
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