fixed a small bug
fixed a small bug

xiaoyaozi5566/DiamondCache,xiaoyaozi5566/DiamondCache,xiaoyaozi5566/DiamondCache,xiaoyaozi5566/DiamondCache,xiaoyaozi5566/DiamondCache,xiaoyaozi5566/DiamondCache,xiaoyaozi5566/DiamondCache,xiaoyaozi5566/DiamondCache,xiaoyaozi5566/DiamondCache