/* TODO:disable interrupts instead of reset to preserve signal states */
        reset_device(info);
 
-       if (!tty || tty->termios->c_cflag & HUPCL) {
+       if (!tty || tty->termios.c_cflag & HUPCL) {
                info->serial_signals &= ~(SerialSignal_DTR + SerialSignal_RTS);
                set_signals(info);
        }
        port_irq_enable(info, (unsigned char) PVR_DSR | PVR_RI);
        get_signals(info);
 
-       if (info->netcount || (tty && (tty->termios->c_cflag & CREAD)))
+       if (info->netcount || (tty && (tty->termios.c_cflag & CREAD)))
                rx_start(info);
 
        spin_unlock_irqrestore(&info->lock,flags);
        unsigned cflag;
        int bits_per_char;
 
-       if (!tty || !tty->termios)
+       if (!tty)
                return;
 
        if (debug_level >= DEBUG_LEVEL_INFO)
                printk("%s(%d):mgslpc_change_params(%s)\n",
                         __FILE__,__LINE__, info->device_name );
 
-       cflag = tty->termios->c_cflag;
+       cflag = tty->termios.c_cflag;
 
        /* if B0 rate (hangup) specified then negate DTR and RTS */
        /* otherwise assert DTR and RTS */
        if (I_IXOFF(tty))
                mgslpc_send_xchar(tty, STOP_CHAR(tty));
 
-       if (tty->termios->c_cflag & CRTSCTS) {
+       if (tty->termios.c_cflag & CRTSCTS) {
                spin_lock_irqsave(&info->lock,flags);
                info->serial_signals &= ~SerialSignal_RTS;
                set_signals(info);
                        mgslpc_send_xchar(tty, START_CHAR(tty));
        }
 
-       if (tty->termios->c_cflag & CRTSCTS) {
+       if (tty->termios.c_cflag & CRTSCTS) {
                spin_lock_irqsave(&info->lock,flags);
                info->serial_signals |= SerialSignal_RTS;
                set_signals(info);
                        tty->driver->name );
 
        /* just return if nothing has changed */
-       if ((tty->termios->c_cflag == old_termios->c_cflag)
-           && (RELEVANT_IFLAG(tty->termios->c_iflag)
+       if ((tty->termios.c_cflag == old_termios->c_cflag)
+           && (RELEVANT_IFLAG(tty->termios.c_iflag)
                == RELEVANT_IFLAG(old_termios->c_iflag)))
          return;
 
 
        /* Handle transition to B0 status */
        if (old_termios->c_cflag & CBAUD &&
-           !(tty->termios->c_cflag & CBAUD)) {
+           !(tty->termios.c_cflag & CBAUD)) {
                info->serial_signals &= ~(SerialSignal_RTS + SerialSignal_DTR);
                spin_lock_irqsave(&info->lock,flags);
                set_signals(info);
 
        /* Handle transition away from B0 status */
        if (!(old_termios->c_cflag & CBAUD) &&
-           tty->termios->c_cflag & CBAUD) {
+           tty->termios.c_cflag & CBAUD) {
                info->serial_signals |= SerialSignal_DTR;
-               if (!(tty->termios->c_cflag & CRTSCTS) ||
+               if (!(tty->termios.c_cflag & CRTSCTS) ||
                    !test_bit(TTY_THROTTLED, &tty->flags)) {
                        info->serial_signals |= SerialSignal_RTS;
                }
 
        /* Handle turning off CRTSCTS */
        if (old_termios->c_cflag & CRTSCTS &&
-           !(tty->termios->c_cflag & CRTSCTS)) {
+           !(tty->termios.c_cflag & CRTSCTS)) {
                tty->hw_stopped = 0;
                tx_release(tty);
        }