fix bug of ping thrift
fix bug of ping thrift

zhuxiangkui/erl_tool,zhuxiangkui/erl_tool,zhuxiangkui/erl_tool,zhangchaoeasemob/erl_tool,wcy123/erl_tool,wcy123/erl_tool,zhangchaoeasemob/erl_tool,zhuxiangkui/erl_tool,wcy123/erl_tool,wcy123/erl_tool,wcy123/erl_tool,zhangchaoeasemob/erl_tool,zhangchaoeasemob/erl_tool,zhangchaoeasemob/erl_tool,zhuxiangkui/erl_tool