Potential memory leak in ConnectionString::connect

case MASTER: {

    DBClientConnection * c = new DBClientConnection(true);

    c->setSoTimeout( socketTimeout );

    log(1) << "creating new connection to:" << _servers[0] << endl;

    if ( ! c->connect( _servers[0] , errmsg ) ) { // <------ This can throw an assertion and c will never be cleaned!!!

        delete c;

        return 0;

    }

    log(1) << "connected connection!" << endl;

    return c;

}