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-rw-r--r--channels/chan_sip.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index 46d803c7e..e6d9cffc7 100644
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -10688,7 +10688,7 @@ static int process_sdp(struct sip_pvt *p, struct sip_request *req, int t38action
/* Setup audio address and port */
if (p->rtp) {
- if (portno > 0) {
+ if (sa && portno > 0) {
start_ice(p->rtp);
ast_sockaddr_set_port(sa, portno);
ast_rtp_instance_set_remote_address(p->rtp, sa);
@@ -10736,7 +10736,7 @@ static int process_sdp(struct sip_pvt *p, struct sip_request *req, int t38action
/* Setup video address and port */
if (p->vrtp) {
- if (vportno > 0) {
+ if (vsa && vportno > 0) {
start_ice(p->vrtp);
ast_sockaddr_set_port(vsa, vportno);
ast_rtp_instance_set_remote_address(p->vrtp, vsa);
@@ -10754,7 +10754,7 @@ static int process_sdp(struct sip_pvt *p, struct sip_request *req, int t38action
/* Setup text address and port */
if (p->trtp) {
- if (tportno > 0) {
+ if (tsa && tportno > 0) {
start_ice(p->trtp);
ast_sockaddr_set_port(tsa, tportno);
ast_rtp_instance_set_remote_address(p->trtp, tsa);
@@ -10778,7 +10778,7 @@ static int process_sdp(struct sip_pvt *p, struct sip_request *req, int t38action
/* Setup image address and port */
if (p->udptl) {
- if (udptlportno > 0) {
+ if (isa && udptlportno > 0) {
if (ast_test_flag(&p->flags[1], SIP_PAGE2_SYMMETRICRTP) && ast_test_flag(&p->flags[1], SIP_PAGE2_UDPTL_DESTINATION)) {
ast_rtp_instance_get_remote_address(p->rtp, isa);
if (!ast_sockaddr_isnull(isa) && debug) {