diff options
Diffstat (limited to 'drivers/tty/tty_port.c')
| -rw-r--r-- | drivers/tty/tty_port.c | 13 |
1 files changed, 1 insertions, 12 deletions
diff --git a/drivers/tty/tty_port.c b/drivers/tty/tty_port.c index d7d9f9cde964..0e1cf0495fb9 100644 --- a/drivers/tty/tty_port.c +++ b/drivers/tty/tty_port.c @@ -363,16 +363,6 @@ int tty_port_block_til_ready(struct tty_port *port, unsigned long flags; DEFINE_WAIT(wait); - /* block if port is in the process of being closed */ - if (port->flags & ASYNC_CLOSING) { - wait_event_interruptible_tty(tty, port->close_wait, - !(port->flags & ASYNC_CLOSING)); - if (port->flags & ASYNC_HUP_NOTIFY) - return -EAGAIN; - else - return -ERESTARTSYS; - } - /* if non-blocking mode is set we can pass directly to open unless the port has just hung up or is in another error state */ if (tty->flags & (1 << TTY_IO_ERROR)) { @@ -423,8 +413,7 @@ int tty_port_block_til_ready(struct tty_port *port, * Never ask drivers if CLOCAL is set, this causes troubles * on some hardware. */ - if (!(port->flags & ASYNC_CLOSING) && - (do_clocal || tty_port_carrier_raised(port))) + if (do_clocal || tty_port_carrier_raised(port)) break; if (signal_pending(current)) { retval = -ERESTARTSYS; |