diff options
Diffstat (limited to 'drivers/input')
| -rw-r--r-- | drivers/input/serio/serport.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/input/serio/serport.c b/drivers/input/serio/serport.c index 9c927d35c1f5..d189843f3727 100644 --- a/drivers/input/serio/serport.c +++ b/drivers/input/serio/serport.c @@ -71,10 +71,7 @@ static void serport_serio_close(struct serio *serio) spin_lock_irqsave(&serport->lock, flags); clear_bit(SERPORT_ACTIVE, &serport->flags); - set_bit(SERPORT_DEAD, &serport->flags); spin_unlock_irqrestore(&serport->lock, flags); - - wake_up_interruptible(&serport->wait); } /* @@ -248,6 +245,19 @@ static long serport_ldisc_compat_ioctl(struct tty_struct *tty, } #endif +static int serport_ldisc_hangup(struct tty_struct *tty) +{ + struct serport *serport = (struct serport *) tty->disc_data; + unsigned long flags; + + spin_lock_irqsave(&serport->lock, flags); + set_bit(SERPORT_DEAD, &serport->flags); + spin_unlock_irqrestore(&serport->lock, flags); + + wake_up_interruptible(&serport->wait); + return 0; +} + static void serport_ldisc_write_wakeup(struct tty_struct * tty) { struct serport *serport = (struct serport *) tty->disc_data; @@ -274,6 +284,7 @@ static struct tty_ldisc_ops serport_ldisc = { .compat_ioctl = serport_ldisc_compat_ioctl, #endif .receive_buf = serport_ldisc_receive, + .hangup = serport_ldisc_hangup, .write_wakeup = serport_ldisc_write_wakeup }; |