diff options
Diffstat (limited to 'drivers/tty/pty.c')
| -rw-r--r-- | drivers/tty/pty.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/tty/pty.c b/drivers/tty/pty.c index d8653ab6f498..03147fa31d47 100644 --- a/drivers/tty/pty.c +++ b/drivers/tty/pty.c @@ -515,10 +515,8 @@ static int pty_unix98_ioctl(struct tty_struct *tty, static struct tty_struct *ptm_unix98_lookup(struct tty_driver *driver, struct inode *ptm_inode, int idx) { - struct tty_struct *tty = devpts_get_tty(ptm_inode, idx); - if (tty) - tty = tty->link; - return tty; + /* Master must be open via /dev/ptmx */ + return ERR_PTR(-EIO); } /** @@ -677,7 +675,7 @@ static int ptmx_open(struct inode *inode, struct file *filp) mutex_lock(&tty_mutex); tty_lock(); - tty = tty_init_dev(ptm_driver, index, 1); + tty = tty_init_dev(ptm_driver, index); mutex_unlock(&tty_mutex); if (IS_ERR(tty)) { |