Don't let the daemon think crypto is enabled when it's not

daemon/src/audio/audiortp/AudioRtpFactory.h

@@ -108,15 +108,8 @@ class AudioRtpFactory
          */
         void updateDestinationIpAddress (void);
 
-        /**
-         * @param None
-         * @return The internal audio rtp session type
-         *         Symmetric = 0
-         *         Zrtp = 1
-         *         Sdes = 2
-         */
-        RtpMethod getAudioRtpType (void) const {
-        	return _keyExchangeProtocol;
+        bool isSdesEnabled (void) const {
+        	return _srtpEnabled && _keyExchangeProtocol == sfl::Sdes;
         }
 
         /**

daemon/src/sip/sipvoiplink.cpp

@@ -1399,7 +1399,7 @@ void sdp_media_update_cb (pjsip_inv_session *inv, pj_status_t status)
 
 
     // We did not found any crypto context for this media, RTP fallback
-    if (!nego_success && call->getAudioRtp()->getAudioRtpType() == sfl::Sdes) {
+    if (!nego_success && call->getAudioRtp()->isSdesEnabled()) {
         call->getAudioRtp()->stop();
         call->getAudioRtp()->setSrtpEnabled (false);