tty: usb-serial krefs

[pandora-kernel.git] / drivers / usb / serial / whiteheat.c

diff --git a/drivers/usb/serial/whiteheat.c b/drivers/usb/serial/whiteheat.c
index 3a9d143..11c8b97 100644 (file)
--- a/drivers/usb/serial/whiteheat.c
+++ b/drivers/usb/serial/whiteheat.c
@@ -1481,7 +1481,7 @@ static void rx_data_softint(struct work_struct *work)
        struct whiteheat_private *info =
                container_of(work, struct whiteheat_private, rx_work);
        struct usb_serial_port *port = info->port;
-       struct tty_struct *tty = port->port.tty;
+       struct tty_struct *tty = tty_port_tty_get(&port->port);
        struct whiteheat_urb_wrap *wrap;
        struct urb *urb;
        unsigned long flags;
@@ -1493,7 +1493,7 @@ static void rx_data_softint(struct work_struct *work)
        spin_lock_irqsave(&info->lock, flags);
        if (info->flags & THROTTLED) {
                spin_unlock_irqrestore(&info->lock, flags);
-               return;
+               goto out;
        }
 
        list_for_each_safe(tmp, tmp2, &info->rx_urb_q) {
@@ -1513,7 +1513,7 @@ static void rx_data_softint(struct work_struct *work)
                                spin_unlock_irqrestore(&info->lock, flags);
                                tty_flip_buffer_push(tty);
                                schedule_work(&info->rx_work);
-                               return;
+                               goto out;
                        }
                        tty_insert_flip_string(tty, urb->transfer_buffer, len);
                        sent += len;
@@ -1536,6 +1536,8 @@ static void rx_data_softint(struct work_struct *work)
 
        if (sent)
                tty_flip_buffer_push(tty);
+out:
+       tty_kref_put(tty);
 }