diff options
Diffstat (limited to 'drivers/char/tty_ioctl.c')
| -rw-r--r-- | drivers/char/tty_ioctl.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/char/tty_ioctl.c b/drivers/char/tty_ioctl.c index fd471cb3338f..918e24c885f1 100644 --- a/drivers/char/tty_ioctl.c +++ b/drivers/char/tty_ioctl.c @@ -667,7 +667,7 @@ static int send_prio_char(struct tty_struct *tty, char ch) return 0; } - if (mutex_lock_interruptible(&tty->atomic_write_lock)) + if (tty_write_lock(tty, 0) < 0) return -ERESTARTSYS; if (was_stopped) @@ -675,7 +675,7 @@ static int send_prio_char(struct tty_struct *tty, char ch) tty->driver->write(tty, &ch, 1); if (was_stopped) stop_tty(tty); - mutex_unlock(&tty->atomic_write_lock); + tty_write_unlock(tty); return 0; } |