util: dont repeat isBuffer

PR-URL: #1988 Reviewed-By: Roman Reiss <me@silverwind.io>
nodejs · Jun 16, 2015 · 626432d · 626432d
1 parent d5637e6
commit 626432d
Showing 1 changed file with 1 addition and 4 deletions.
diff --git a/lib/util.js b/lib/util.js
@@ -640,10 +640,7 @@ function isPrimitive(arg) {
 }
 exports.isPrimitive = isPrimitive;
 
-function isBuffer(arg) {
-  return arg instanceof Buffer;
-}
-exports.isBuffer = isBuffer;
+exports.isBuffer = Buffer.isBuffer;
 
 function objectToString(o) {
   return Object.prototype.toString.call(o);