From 4202446800f48d8f4dd79a6b088b89cd18b0852f Mon Sep 17 00:00:00 2001
From: wenzl <wenzl@touzhijia.com>
Date: Mon, 6 Nov 2017 17:22:02 +0800
Subject: [PATCH] handle err

---
 context/access_token.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/context/access_token.go b/context/access_token.go
index 3b3d263..a7f7810 100644
--- a/context/access_token.go
+++ b/context/access_token.go
@@ -55,6 +55,9 @@ func (ctx *Context) GetAccessTokenFromServer() (resAccessToken ResAccessToken, e
 	url := fmt.Sprintf("%s?grant_type=client_credential&appid=%s&secret=%s", AccessTokenURL, ctx.AppID, ctx.AppSecret)
 	var body []byte
 	body, err = util.HTTPGet(url)
+	if err != nil {
+		return
+	}
 	err = json.Unmarshal(body, &resAccessToken)
 	if err != nil {
 		return