diff options
Diffstat (limited to 'drivers/tty/pty.c')
| -rw-r--r-- | drivers/tty/pty.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/tty/pty.c b/drivers/tty/pty.c index 3943747..29b5eeb 100644 --- a/drivers/tty/pty.c +++ b/drivers/tty/pty.c @@ -178,13 +178,12 @@ static int pty_get_lock(struct tty_struct *tty, int __user *arg) /* Set the packet mode on a pty */ static int pty_set_pktmode(struct tty_struct *tty, int __user *arg) { - unsigned long flags; int pktmode; if (get_user(pktmode, arg)) return -EFAULT; - spin_lock_irqsave(&tty->ctrl_lock, flags); + spin_lock_irq(&tty->ctrl_lock); if (pktmode) { if (!tty->packet) { tty->packet = 1; @@ -192,7 +191,7 @@ static int pty_set_pktmode(struct tty_struct *tty, int __user *arg) } } else tty->packet = 0; - spin_unlock_irqrestore(&tty->ctrl_lock, flags); + spin_unlock_irq(&tty->ctrl_lock); return 0; } @@ -221,16 +220,15 @@ static int pty_signal(struct tty_struct *tty, int sig) static void pty_flush_buffer(struct tty_struct *tty) { struct tty_struct *to = tty->link; - unsigned long flags; if (!to) return; /* tty_buffer_flush(to); FIXME */ if (to->packet) { - spin_lock_irqsave(&tty->ctrl_lock, flags); + spin_lock_irq(&tty->ctrl_lock); tty->ctrl_status |= TIOCPKT_FLUSHWRITE; wake_up_interruptible(&to->read_wait); - spin_unlock_irqrestore(&tty->ctrl_lock, flags); + spin_unlock_irq(&tty->ctrl_lock); } } |