diff --git a/packer/type.ns.js b/packer/type.ns.js
index 20a0ee1..70ca723 100644
--- a/packer/type.ns.js
+++ b/packer/type.ns.js
@@ -1,28 +1,24 @@
 (function (exports) {
 'use strict';
 
-
 // NS name for the supplied domain. May be label, pointer or any combination
 
 exports.DNS_PACKER_TYPE_NS = function (ab, dv, total, record) {
-  if(!record.data){
+  if (!record.data) {
       throw new Error("no data on NS record");
   }
-  
 
-  var nsLen = 0;
   var rdLenIndex = total;
   total +=2;
 
-  // RDATA 
+  // RDATA
   // a sequence of labels
-  record.data.split('.').forEach(function(label) {
-      nsLen += 1 + label.length;
-      
+  record.data.split('.').forEach(function (label) {
+
       dv.setUint8(total, label.length, false);
       total += 1;
 
-      label.split('').forEach(function (ch){
+      label.split('').forEach(function (ch) {
           dv.setUint8(total, ch.charCodeAt(0), false);
           total += 1;
       });
@@ -31,7 +27,6 @@ exports.DNS_PACKER_TYPE_NS = function (ab, dv, total, record) {
   // RDLENGTH
   dv.setUint16(rdLenIndex, record.data.length + 1, false);
 
-
   return total;
 };