diff options
Diffstat (limited to 'drivers/char/tty_ioctl.c')
| -rw-r--r-- | drivers/char/tty_ioctl.c | 23 |
1 files changed, 8 insertions, 15 deletions
diff --git a/drivers/char/tty_ioctl.c b/drivers/char/tty_ioctl.c index b1a757a5ee27..ea9fc5d03b99 100644 --- a/drivers/char/tty_ioctl.c +++ b/drivers/char/tty_ioctl.c @@ -491,8 +491,8 @@ static void change_termios(struct tty_struct *tty, struct ktermios *new_termios) ld = tty_ldisc_ref(tty); if (ld != NULL) { - if (ld->set_termios) - (ld->set_termios)(tty, &old_termios); + if (ld->ops->set_termios) + (ld->ops->set_termios)(tty, &old_termios); tty_ldisc_deref(ld); } mutex_unlock(&tty->termios_mutex); @@ -552,8 +552,8 @@ static int set_termios(struct tty_struct *tty, void __user *arg, int opt) ld = tty_ldisc_ref(tty); if (ld != NULL) { - if ((opt & TERMIOS_FLUSH) && ld->flush_buffer) - ld->flush_buffer(tty); + if ((opt & TERMIOS_FLUSH) && ld->ops->flush_buffer) + ld->ops->flush_buffer(tty); tty_ldisc_deref(ld); } @@ -959,12 +959,12 @@ int tty_perform_flush(struct tty_struct *tty, unsigned long arg) ld = tty_ldisc_ref(tty); switch (arg) { case TCIFLUSH: - if (ld && ld->flush_buffer) - ld->flush_buffer(tty); + if (ld && ld->ops->flush_buffer) + ld->ops->flush_buffer(tty); break; case TCIOFLUSH: - if (ld && ld->flush_buffer) - ld->flush_buffer(tty); + if (ld && ld->ops->flush_buffer) + ld->ops->flush_buffer(tty); /* fall through */ case TCOFLUSH: tty_driver_flush_buffer(tty); @@ -981,16 +981,9 @@ EXPORT_SYMBOL_GPL(tty_perform_flush); int n_tty_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg) { - struct tty_struct *real_tty; unsigned long flags; int retval; - if (tty->driver->type == TTY_DRIVER_TYPE_PTY && - tty->driver->subtype == PTY_TYPE_MASTER) - real_tty = tty->link; - else - real_tty = tty; - switch (cmd) { case TCXONC: retval = tty_check_change(tty); |