diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/tty/n_tty.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index ee5999843..db3935bda 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -1342,8 +1342,7 @@ handle_newline: ldata->canon_data++; raw_spin_unlock_irqrestore(&ldata->read_lock, flags); kill_fasync(&tty->fasync, SIGIO, POLL_IN); - if (waitqueue_active(&tty->read_wait)) - wake_up_interruptible(&tty->read_wait); + wake_up_interruptible(&tty->read_wait); return; } } @@ -1464,8 +1463,7 @@ static void n_tty_receive_buf(struct tty_struct *tty, const unsigned char *cp, if ((!ldata->icanon && (ldata->read_cnt >= tty->minimum_to_wake)) || L_EXTPROC(tty)) { kill_fasync(&tty->fasync, SIGIO, POLL_IN); - if (waitqueue_active(&tty->read_wait)) - wake_up_interruptible(&tty->read_wait); + wake_up_interruptible(&tty->read_wait); } /* |