From b7f4b4cd2b30fc4eea9da38130baf7f99dd1e8bc Mon Sep 17 00:00:00 2001
From: Brian West <brian@freeswitch.org>
Date: Mon, 7 Dec 2009 22:10:38 +0000
Subject: [PATCH]  don't seg if tech_pvt isn't there.

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@15837 d0543943-73ff-0310-b7d9-9358b9ac24b2
---
 src/mod/endpoints/mod_sofia/sofia.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mod/endpoints/mod_sofia/sofia.c b/src/mod/endpoints/mod_sofia/sofia.c
index e6c1f93aca..b106ad85dc 100644
--- a/src/mod/endpoints/mod_sofia/sofia.c
+++ b/src/mod/endpoints/mod_sofia/sofia.c
@@ -3835,7 +3835,7 @@ static void sofia_handle_sip_i_state(switch_core_session_t *session, int status,
 		break;
 	case nua_callstate_completing:
 		nua_ack(nh,
-				TAG_IF(!zstr(tech_pvt->user_via), SIPTAG_VIA_STR(tech_pvt->user_via)),
+				TAG_IF(tech_pvt && !zstr(tech_pvt->user_via), SIPTAG_VIA_STR(tech_pvt->user_via)),
 				TAG_END());
 		break;
 	case nua_callstate_received: