Python: Minor refactor addressArg

Author: RasmusWL

python/ql/src/Security/CVE-2018-1281/BindToAllInterfaces.ql

@@ -85,9 +85,9 @@ DataFlow::Node vulnerableAddressTuple(string hostname) {
  */
 API::Node socketInstance() { result = API::moduleImport("socket").getMember("socket").getReturn() }
 
-from DataFlow::CallCfgNode bindCall, DataFlow::Node address, string hostname
+from DataFlow::CallCfgNode bindCall, DataFlow::Node addressArg, string hostname
 where
   bindCall = socketInstance().getMember("bind").getACall() and
-  address = bindCall.getArg(0) and
-  address = vulnerableAddressTuple(hostname)
+  addressArg = bindCall.getArg(0) and
+  addressArg = vulnerableAddressTuple(hostname)
 select bindCall.asExpr(), "'" + hostname + "' binds a socket to all interfaces."