From 940b4d455797d9f6d610b194e17aeaedc7378cd1 Mon Sep 17 00:00:00 2001
From: lazedo <luis.azedo@factorlusitano.com>
Date: Tue, 23 Jul 2019 10:59:19 +0000
Subject: [PATCH] check for sdp_content in sanity

---
 kamailio/sanity.cfg | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/kamailio/sanity.cfg b/kamailio/sanity.cfg
index 01d323e..894c35e 100644
--- a/kamailio/sanity.cfg
+++ b/kamailio/sanity.cfg
@@ -65,10 +65,12 @@ route[SANITY_CHECK]
         drop;
     }
 
-    if(sdp_get_line_startswith("$avp(sanity_sline)", "s=")) {
-        if ($avp(sanity_sline) == "s=portsip.com") {
-            xlog("L_WARN", "$ci|end|dropping message with '$avp(sanity_sline)' string in SDP\n");
-            exit;
+    if(sdp_content()) {
+        if(sdp_get_line_startswith("$avp(sanity_sline)", "s=")) {
+            if ($avp(sanity_sline) == "s=portsip.com") {
+                xlog("L_WARN", "$ci|end|dropping message with '$avp(sanity_sline)' string in SDP\n");
+                exit;
+            }
         }
     }
 }