make dingaling end call on ice timeout

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@9406 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/endpoints/mod_dingaling/mod_dingaling.c

@@ -1456,7 +1456,9 @@ static switch_status_t channel_write_frame(switch_core_session_t *session, switc
 
 	tech_pvt->timestamp_send += samples;
 	//switch_rtp_write_frame(tech_pvt->rtp_session, frame, tech_pvt->timestamp_send);
-	switch_rtp_write_frame(tech_pvt->rtp_session, frame);
+	if (switch_rtp_write_frame(tech_pvt->rtp_session, frame) < 0) {
+		status = SWITCH_STATUS_GENERR;
+	}
 
 	switch_clear_flag_locked(tech_pvt, TFLAG_WRITING);
 	return status;