TTY: um/line, use tty from tty_port

[linux-2.6-microblaze.git] / arch / um / drivers / chan_kern.c

diff --git a/arch/um/drivers/chan_kern.c b/arch/um/drivers/chan_kern.c
index 45e248c..87eebfe 100644 (file)
--- a/arch/um/drivers/chan_kern.c
+++ b/arch/um/drivers/chan_kern.c
@@ -150,9 +150,11 @@ void chan_enable_winch(struct chan *chan, struct tty_struct *tty)
 static void line_timer_cb(struct work_struct *work)
 {
        struct line *line = container_of(work, struct line, task.work);
+       struct tty_struct *tty = tty_port_tty_get(&line->port);
 
        if (!line->throttled)
-               chan_interrupt(line, line->tty, line->driver->read_irq);
+               chan_interrupt(line, tty, line->driver->read_irq);
+       tty_kref_put(tty);
 }
 
 int enable_chan(struct line *line)