1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/char/n_tty.c b/drivers/char/n_tty.c
index ff47907ff1bf..973be2f44195 100644
--- a/drivers/char/n_tty.c
+++ b/drivers/char/n_tty.c
@@ -1583,6 +1583,7 @@ static int n_tty_open(struct tty_struct *tty)
 
 static inline int input_available_p(struct tty_struct *tty, int amt)
 {
+        tty_flush_to_ldisc(tty);
         if (tty->icanon) {
                 if (tty->canon_data)
                         return 1;