cannot convert from 'long' to 'LONG *'

I have code below, when i build solution, i get error
error C2440: '=' : cannot convert from 'int' to 'LONG *'
because rep.nbUsersLigne is an INT

how can i convert rep.nbUsersLigne INT to Result LONG*
also,
how can i convert rep.nbUsersLigne LONG to Result LONG*

StreamClient(long UserId, LONG* Result)
{
      ...
      Result=rep.nbUsersLigne;
}

STDMETHODIMP CCom::ADD(LONG UserId, LONG* Result)
{
      StreamClient("SERVERNAME", SERVERPORT, UserId, "ADD","", Result);

      return S_OK;
}