From: Michael Jerris <mike@jerris.com>
Date: Wed, 22 Jul 2015 16:00:54 +0000 (-0500)
Subject: FS-7872: [mod_verto] handle attempting to transfer 1 legged call gracefully
X-Git-Tag: v1.4.21~18
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=79a99dfc8a1382bcd3f0a8dd11a240ca4f16c282;p=thirdparty%2Ffreeswitch.git

FS-7872: [mod_verto] handle attempting to transfer 1 legged call gracefully
---

diff --git a/src/mod/endpoints/mod_verto/mod_verto.c b/src/mod/endpoints/mod_verto/mod_verto.c
index ab7efd2812..d392f130b3 100644
--- a/src/mod/endpoints/mod_verto/mod_verto.c
+++ b/src/mod/endpoints/mod_verto/mod_verto.c
@@ -2723,24 +2723,23 @@ static switch_bool_t attended_transfer(switch_core_session_t *session, switch_co
 	tech_pvt = switch_core_session_get_private_class(session, SWITCH_PVT_SECONDARY);
 	b_tech_pvt = switch_core_session_get_private_class(b_session, SWITCH_PVT_SECONDARY);
 
-	switch_assert(b_tech_pvt);
-	switch_assert(tech_pvt);
-
-	switch_channel_set_variable(tech_pvt->channel, "refer_uuid", switch_core_session_get_uuid(b_tech_pvt->session));
-	switch_channel_set_variable(b_tech_pvt->channel, "transfer_disposition", "replaced");
+	if (tech_pvt && b_tech_pvt) {
+		switch_channel_set_variable(tech_pvt->channel, "refer_uuid", switch_core_session_get_uuid(b_tech_pvt->session));
+		switch_channel_set_variable(b_tech_pvt->channel, "transfer_disposition", "replaced");
 	
-	br_a = switch_channel_get_partner_uuid(tech_pvt->channel);
-	br_b = switch_channel_get_partner_uuid(b_tech_pvt->channel);
+		br_a = switch_channel_get_partner_uuid(tech_pvt->channel);
+		br_b = switch_channel_get_partner_uuid(b_tech_pvt->channel);
 
-	if (!switch_ivr_uuid_exists(br_a)) {
-		br_a = NULL;
-	}
+		if (!switch_ivr_uuid_exists(br_a)) {
+			br_a = NULL;
+		}
 
-	if (!switch_ivr_uuid_exists(br_b)) {
-		br_b = NULL;
+		if (!switch_ivr_uuid_exists(br_b)) {
+			br_b = NULL;
+		}
 	}
 
-	if (switch_channel_test_flag(b_tech_pvt->channel, CF_ORIGINATOR)) {
+	if (tech_pvt && b_tech_pvt && switch_channel_test_flag(b_tech_pvt->channel, CF_ORIGINATOR)) {
 		switch_core_session_t *a_session;
 
 		switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_NOTICE,