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Commit 7b01478f authored by Alan Cox's avatar Alan Cox Committed by Live-CD User
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serial: introduce tty krefs 



Initially just use the helper and thus krefs when we set and clear the
port values.

Signed-off-by: default avatarAlan Cox <alan@linux.intel.com>
parent 016af53a

drivers/serial/serial_core.c

+3 −3
Original line number Diff line number Diff line
@@ -1333,7 +1333,7 @@ static void uart_close(struct tty_struct *tty, struct file *filp) 
	tty_ldisc_flush(tty);



	tty->closing = 0;

	port->tty = NULL;

	tty_port_tty_set(port, NULL);



	if (port->blocked_open) {

		if (port->close_delay)
@@ -1431,7 +1431,7 @@ static void uart_hangup(struct tty_struct *tty) 
		uart_shutdown(state);

		port->count = 0;

		clear_bit(ASYNCB_NORMAL_ACTIVE, &port->flags);

		port->tty = NULL;

		tty_port_tty_set(port, NULL);

		wake_up_interruptible(&port->open_wait);

		wake_up_interruptible(&port->delta_msr_wait);

	}
@@ -1639,7 +1639,7 @@ static int uart_open(struct tty_struct *tty, struct file *filp) 
	state->uart_port->state = state;

	tty->low_latency = (state->uart_port->flags & UPF_LOW_LATENCY) ? 1 : 0;

	tty->alt_speed = 0;

	port->tty = tty;

	tty_port_tty_set(port, tty);



	/*

	 * If the port is in the middle of closing, bail out now.