C / C++ / MFC

bool _stdcall InstallWinIoDriver(PWSTR pszWinIoDriverPath, bool IsDemandLoaded)
{
    SC_HANDLE hSCManager;
    SC_HANDLE hService;
    // Remove any previous instance of the driver
    RemoveWinIoDriver();
    
    hSCManager = OpenSCManager(NULL, NULL,     
    SC_MANAGER_ALL_ACCESS);
    
    if(hSCManager)
    {
     // Install the driver
     hService = CreateService(hSCManager, L"WINIO", L"WINIO",   
     SERVICE_ALL_ACCESS, SERVICE_KERNEL_DRIVER, (IsDemandLoaded  
     == true) ? SERVICE_DEMAND_START : SERVICE_SYSTEM_START, 
     SERVICE_ERROR_NORMAL, pszWinIoDriverPath, NULL, NULL, NULL, 
     NULL, NULL);
	
      CloseServiceHandle(hSCManager);
     if(hService == NULL)
        return false;                   //strange 
    }
    else
        return false;                  //strange
        CloseServiceHandle(hService);  //strange
        return true;                   //strange
}