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)) {