diff --git a/lib/server/main.js b/lib/server/main.js
index 99703cff..1885588c 100644
--- a/lib/server/main.js
+++ b/lib/server/main.js
@@ -383,13 +383,13 @@
         return Util.checkObj(pParams, ['error', 'data', 'params']);
     }
     
-    function checkParams(pParams, pAdditional) {
-        var lRet = Util.checkObjTrue(pParams, ['name', REQUEST, RESPONSE]);
+    function checkParams(params, additional) {
+        var ret = Util.checkObjTrue(params, ['name', REQUEST, RESPONSE]);
         
-        if (lRet && pAdditional)
-            lRet = Util.checkObjTrue( pParams, pAdditional);
+        if (ret && additional)
+            ret = Util.checkObjTrue(params, additional);
         
-        return lRet;
+        return ret;
     }
     
     function getQuery(req) {