Implement Set function for MAC address

Change-Id: I16992dda259246a66512792f06cbbb874e56a15d
Signed-off-by: Ratan Gupta <ratagupt@in.ibm.com>
diff --git a/vlan_interface.cpp b/vlan_interface.cpp
index 8684a73..8f7c5ce 100644
--- a/vlan_interface.cpp
+++ b/vlan_interface.cpp
@@ -33,7 +33,7 @@
 {
     id(vlanID);
     VlanIface::interfaceName(EthernetInterface::interfaceName());
-    mACAddress(parentInterface.mACAddress());
+    MacAddressIntf::mACAddress(parentInterface.mACAddress());
 
     emit_object_added();
 }