From 95ad0acf5e0ffc67399fe191a9d48b54fc01bca1 Mon Sep 17 00:00:00 2001
From: Tamer Tas <contact@tmrts.com>
Date: Fri, 18 Sep 2015 17:49:55 +0300
Subject: [PATCH] Refactor helper method in api/volume/downwardapi

---
 pkg/volume/downwardapi/downwardapi_test.go | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/pkg/volume/downwardapi/downwardapi_test.go b/pkg/volume/downwardapi/downwardapi_test.go
index cb7906be6dc..ec9ef27e551 100644
--- a/pkg/volume/downwardapi/downwardapi_test.go
+++ b/pkg/volume/downwardapi/downwardapi_test.go
@@ -33,12 +33,12 @@ import (
 
 const basePath = "/tmp/fake"
 
-func formatMap(m map[string]string) string {
-	var l string
+func formatMap(m map[string]string) (fmtstr string) {
 	for key, value := range m {
-		l += key + "=" + fmt.Sprintf("%q", value) + "\n"
+		fmtstr += fmt.Sprintf("%v=%q\n", key, value)
 	}
-	return l
+
+	return
 }
 
 func newTestHost(t *testing.T, client client.Interface) volume.VolumeHost {