fix uninitialized error of ctrl flag in meta service
fix uninitialized error of ctrl flag in meta service

qinzuoyan/rDSN,lshmouse/rDSN,imzhenyu/rDSN,shengofsun/rDSN,imzhenyu/rDSN,lshmouse/rDSN,shengofsun/rDSN,Microsoft/rDSN,Microsoft/rDSN,imzhenyu/rDSN,lshmouse/rDSN,qinzuoyan/rDSN,Microsoft/rDSN,lshmouse/rDSN,qinzuoyan/rDSN,Microsoft/rDSN,imzhenyu/rDSN,Microsoft/rDSN,lshmouse/rDSN,shengofsun/rDSN,qinzuoyan/rDSN,qinzuoyan/rDSN,shengofsun/rDSN,Microsoft/rDSN,Microsoft/rDSN,qinzuoyan/rDSN,Microsoft/rDSN,lshmouse/rDSN,qinzuoyan/rDSN,imzhenyu/rDSN,shengofsun/rDSN,imzhenyu/rDSN,imzhenyu/rDSN,shengofsun/rDSN,lshmouse/rDSN,shengofsun/rDSN,imzhenyu/rDSN,qinzuoyan/rDSN,lshmouse/rDSN,shengofsun/rDSN