CmUnlockHiveSecurity

void __fastcall CmUnlockHiveSecurity(int a1){
  ExReleasePushLockEx(a1 + 1776, 0);
}

Referenced by:

CmSaveMergedKeys
CmpAssignKeySecurity
CmpCreateChild
CmpCreateHiveRootCell
CmpCreateTombstone
CmpSetKeySecurity