[DEBUG] fix coverity dead code
[DEBUG] fix coverity dead code

Change-Id: I3f77635badb45b24d68e27c61d8b8d864247c6c6

Parrot-Developers/libARDiscovery,Parrot-Developers/libARDiscovery,Parrot-Developers/libARDiscovery,Parrot-Developers/libARDiscovery