diff options
| -rw-r--r-- | drivers/tty/n_tty.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index f3ef372..ff58293 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -2253,6 +2253,9 @@ static ssize_t n_tty_read(struct tty_struct *tty, struct file *file, if (time) timeout = time; } + n_tty_set_room(tty); + up_read(&tty->termios_rwsem); + mutex_unlock(&ldata->atomic_read_lock); remove_wait_queue(&tty->read_wait, &wait); @@ -2263,8 +2266,6 @@ static ssize_t n_tty_read(struct tty_struct *tty, struct file *file, if (b - buf) retval = b - buf; - n_tty_set_room(tty); - up_read(&tty->termios_rwsem); return retval; } |