修复角色编辑问题

models/role_auth.go

@@ -43,7 +43,9 @@ func RoleAuthGetById(id int) ([]*RoleAuth, error) {
 }
 
 func RoleAuthDelete(id int) (int64, error) {
-	return orm.NewOrm().Delete(&RoleAuth{RoleId: int64(id)})
+	_, err := orm.NewOrm().Raw("DELETE FROM `pp_uc_role_auth` WHERE `role_id` = ?",
+		strconv.Itoa(id)).Exec()
+	return 0, err
 }
 
 //获取多个