diff options
Diffstat (limited to 'drivers/tty/tty_io.c')
| -rw-r--r-- | drivers/tty/tty_io.c | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c index c322e7af7373..d3e71331641b 100644 --- a/drivers/tty/tty_io.c +++ b/drivers/tty/tty_io.c @@ -2703,23 +2703,17 @@ static int tty_tiocgicount(struct tty_struct *tty, void __user *arg) return 0; } -struct tty_struct *tty_pair_get_tty(struct tty_struct *tty) +/* + * if pty, return the slave side (real_tty) + * otherwise, return self + */ +static struct tty_struct *tty_pair_get_tty(struct tty_struct *tty) { if (tty->driver->type == TTY_DRIVER_TYPE_PTY && tty->driver->subtype == PTY_TYPE_MASTER) tty = tty->link; return tty; } -EXPORT_SYMBOL(tty_pair_get_tty); - -struct tty_struct *tty_pair_get_pty(struct tty_struct *tty) -{ - if (tty->driver->type == TTY_DRIVER_TYPE_PTY && - tty->driver->subtype == PTY_TYPE_MASTER) - return tty; - return tty->link; -} -EXPORT_SYMBOL(tty_pair_get_pty); /* * Split this up, as gcc can choke on it otherwise.. |