[ONOS-4687] GoldenEye - Label DB sync exception fix.

Change-Id: I5a7a606675173d7446fbd779729931a033ac0c70

@@ -438,6 +438,7 @@ public class PcepClientControllerImpl implements PcepClientController {
                 // When there are no LSPs to sync, directly end-of-sync PCRpt will come and the
                 // list will be null.
                 syncStateRptList = Collections.EMPTY_LIST;
+                log.debug("No LSPs reported from PCC during sync.");
             }
 
             Iterator<PcepStateReport> stateRptListIterator = syncStateRptList.iterator();

@@ -186,6 +186,7 @@ public class PcepClientImpl implements PcepClientDriver {
 
     @Override
     public void setLspDbSyncStatus(PcepSyncStatus syncStatus) {
+        log.debug("LSP DB sync status set from {} to {}", this.lspDbSyncStatus, syncStatus);
         this.lspDbSyncStatus = syncStatus;
     }
 
@@ -199,7 +200,7 @@ public class PcepClientImpl implements PcepClientDriver {
 
         PcepSyncStatus syncOldStatus = labelDbSyncStatus();
         this.labelDbSyncStatus = syncStatus;
-
+        log.debug("Label DB sync status set from {} to {}", syncOldStatus, syncStatus);
         if ((syncOldStatus == PcepSyncStatus.IN_SYNC) && (syncStatus == PcepSyncStatus.SYNCED)) {
             // Perform end of LSP DB sync actions.
             this.agent.analyzeSyncMsgList(pccId);

@@ -10,6 +10,7 @@ import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.apache.felix.scr.annotations.Service;
 import org.onlab.packet.Ethernet;
 import org.onlab.packet.IPv4;
+import org.onlab.packet.MacAddress;
 import org.onlab.packet.TCP;
 import org.onosproject.net.AnnotationKeys;
 import org.onosproject.net.ConnectPoint;
@@ -90,6 +91,7 @@ public class PcepPacketProvider extends AbstractProvider implements PacketProvid
 
             Ethernet eth = new Ethernet();
             eth.setEtherType(Ethernet.TYPE_IPV4);
+            eth.setDestinationMACAddress(MacAddress.NONE);
             eth.setPayload(ipv4);
 
             // Get lsrId of the PCEP client from the PCC ID. Session info is based on lsrID.