Serial: Remove unused code.

Remove stale code in serial_core layer.

Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Govindraj.R <govindraj.raja@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index 1d7aedc..55965d5 100644 (file)
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -1242,17 +1242,6 @@ static void uart_set_termios(struct tty_struct *tty,
                }
                spin_unlock_irqrestore(&state->uart_port->lock, flags);
        }
-#if 0
-       /*
-        * No need to wake up processes in open wait, since they
-        * sample the CLOCAL flag once, and don't recheck it.
-        * XXX  It's not clear whether the current behavior is correct
-        * or not.  Hence, this may change.....
-        */
-       if (!(old_termios->c_cflag & CLOCAL) &&
-           (tty->termios->c_cflag & CLOCAL))
-               wake_up_interruptible(&state->uart_port.open_wait);
-#endif
 }
 
 /*