diff --git a/[refs] b/[refs]
index fe6ed7f2ed79..557424ff7983 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: fd11b42e3598779cb25feaefb1d534a39fc35009
+refs/heads/master: b1d679afd766cf425ba1cd2a0fd17451bd212f4a
diff --git a/trunk/drivers/tty/pty.c b/trunk/drivers/tty/pty.c
index d6fa8429f3ff..59af3945ea85 100644
--- a/trunk/drivers/tty/pty.c
+++ b/trunk/drivers/tty/pty.c
@@ -63,7 +63,9 @@ static void pty_close(struct tty_struct *tty, struct file *filp)
 		        mutex_unlock(&devpts_mutex);
 		}
 #endif
+		tty_unlock(tty);
 		tty_vhangup(tty->link);
+		tty_lock(tty);
 	}
 }