From 29b60d6058eb3b0cacb5c675d93a54e56329fc26 Mon Sep 17 00:00:00 2001
From: Wang Hao <991060@gmail.com>
Date: Wed, 3 Sep 2014 22:43:06 +0800
Subject: [PATCH] fixed uninitialized return error if StartAndGC fails

---
 cache/cache.go | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/cache/cache.go b/cache/cache.go
index d4ad5d59..ddb2f857 100644
--- a/cache/cache.go
+++ b/cache/cache.go
@@ -81,13 +81,13 @@ func Register(name string, adapter Cache) {
 // Create a new cache driver by adapter name and config string.
 // config need to be correct JSON as string: {"interval":360}.
 // it will start gc automatically.
-func NewCache(adapterName, config string) (adapter Cache, e error) {
+func NewCache(adapterName, config string) (adapter Cache, err error) {
 	adapter, ok := adapters[adapterName]
 	if !ok {
-		e = fmt.Errorf("cache: unknown adapter name %q (forgot to import?)", adapterName)
+		err = fmt.Errorf("cache: unknown adapter name %q (forgot to import?)", adapterName)
 		return
 	}
-	err := adapter.StartAndGC(config)
+	err = adapter.StartAndGC(config)
 	if err != nil {
 		adapter = nil
 	}