diff --git a/server/adminserver/mt/Permission.go b/server/adminserver/mt/Permission.go
index e469d4eb..b05828d2 100644
--- a/server/adminserver/mt/Permission.go
+++ b/server/adminserver/mt/Permission.go
@@ -41,22 +41,18 @@ func (this *PermissionTable) Load() {
 	this.loadUser()
 }
 
-func (this *PermissionTable) CheckAPIPermission(account string, cmd string) bool {
-	if account == "" || cmd == "" {
-		return false
-	}
-
-	accper, exist := this.userHash.Load(account)
+func (this *PermissionTable) CheckAPIPermission(accountAddress string, cmd string) bool {
+	u, exist := this.userHash.Load(accountAddress)
 	if !exist {
 		return false
 	}
 
-	ret, exist := (*accper).api.Load(cmd)
+	ret, exist := (*u).api.Load(cmd)
 	if exist {
 		return *ret
 	}
 
-	ret, exist = (*accper).api.Load(constant.FULL_PERMISSION)
+	ret, exist = (*u).api.Load(constant.FULL_PERMISSION)
 	if exist {
 		return *ret
 	}