static void isicom_close(struct tty_struct *tty, struct file *filp)
{
struct isi_port *port = tty->driver_data;
- struct isi_board *card = port->card;
+ struct isi_board *card;
unsigned long flags;
if (!port)
return;
+ card = port->card;
if (isicom_paranoia_check(port, tty->name, "isicom_close"))
return;