pty, n_tty: Simplify input processing on final close

[firefly-linux-kernel-4.4.55.git] / drivers / tty / pty.c

diff --git a/drivers/tty/pty.c b/drivers/tty/pty.c
index bee9776730fd76ae2ddf2d9650d8f55441d0d8c5..a9d256d6e909c1aecfc854732694d608256aeb15 100644 (file)
--- a/drivers/tty/pty.c
+++ b/drivers/tty/pty.c
@@ -53,6 +53,7 @@ static void pty_close(struct tty_struct *tty, struct file *filp)
        /* Review - krefs on tty_link ?? */
        if (!tty->link)
                return;
+       tty_flush_to_ldisc(tty->link);
        set_bit(TTY_OTHER_CLOSED, &tty->link->flags);
        wake_up_interruptible(&tty->link->read_wait);
        wake_up_interruptible(&tty->link->write_wait);