From e9a3fd677ac1b21641c03575e8cd68087f1a71f1 Mon Sep 17 00:00:00 2001
From: Harshavardhana <harsha@minio.io>
Date: Wed, 17 Jun 2015 20:37:45 -0700
Subject: [PATCH] Hold lock on GetGlobalStateKey() - fixes #652

---
 pkg/iodine/iodine.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkg/iodine/iodine.go b/pkg/iodine/iodine.go
index b8ffd17b4..5dd3b4490 100644
--- a/pkg/iodine/iodine.go
+++ b/pkg/iodine/iodine.go
@@ -87,7 +87,9 @@ func GetGlobalState() map[string]string {
 
 // GetGlobalStateKey - get value for key from globalState struct
 func GetGlobalStateKey(k string) string {
+	globalState.RLock()
 	result, ok := globalState.m[k]
+	globalState.RUnlock()
 	if !ok {
 		return ""
 	}