must zero osiSockAddr prior to use!

RTEMS depends on this or eg. bind()
will fail because comparison with
list of interface addresses is done
with memcmp()!

src/utils/configuration.cpp

@@ -89,6 +89,7 @@ bool Configuration::getPropertyAsAddress(const std::string& name, osiSockAddr* a
 
     if(val.empty()) return false;
 
+    memset(addr, 0, sizeof(*addr));
     addr->ia.sin_family = AF_INET;
     if(aToIPAddr(val.c_str(), dftport, &addr->ia))
         return false;