perf: remove redundant path.normalize call

closes #167

Author: feross

HISTORY.md

@@ -6,6 +6,7 @@ unreleased
     - deps: [email protected]
     - deps: statuses@'>= 1.3.1 < 2'
   * deps: statuses@~1.5.0
+  * perf: remove redundant `path.normalize` call
 
 0.16.2 / 2018-02-07
 ===================

index.js

@@ -546,7 +546,6 @@ SendStream.prototype.pipe = function pipe (res) {
 
     // join / normalize from optional root dir
     path = normalize(join(root, path))
-    root = normalize(root + sep)
   } else {
     // ".." is malicious without "root"
     if (UP_PATH_REGEXP.test(path)) {