From 07c7ce403cbb2b2c361a22a410ff2712b88929c6 Mon Sep 17 00:00:00 2001
From: Wenkai Yin <yinw@vmware.com>
Date: Wed, 1 Jun 2016 13:47:23 +0800
Subject: [PATCH] bug fix: the length should be 0 when initialize a slice

---
 api/utils.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/api/utils.go b/api/utils.go
index 97799cc55..e63fae2be 100644
--- a/api/utils.go
+++ b/api/utils.go
@@ -48,7 +48,7 @@ func hasProjectAdminRole(userID int, projectID int64) bool {
 
 //sysadmin has all privileges to all projects
 func listRoles(userID int, projectID int64) ([]models.Role, error) {
-	roles := make([]models.Role, 1)
+	roles := make([]models.Role, 0, 1)
 	isSysAdmin, err := dao.IsAdminRole(userID)
 	if err != nil {
 		return roles, err