TTY: add tty_port_tty_wakeup helper

[karo-tx-linux.git] / drivers / usb / serial / keyspan_pda.c

diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c
index 3b17d5d13dc86aa8fa9ebe8b6a290572c57a6323..2230223978ca731bef98ffb09b121ad974ff649f 100644 (file)
--- a/drivers/usb/serial/keyspan_pda.c
+++ b/drivers/usb/serial/keyspan_pda.c
@@ -104,10 +104,8 @@ static void keyspan_pda_wakeup_write(struct work_struct *work)
        struct keyspan_pda_private *priv =
                container_of(work, struct keyspan_pda_private, wakeup_work);
        struct usb_serial_port *port = priv->port;
-       struct tty_struct *tty = tty_port_tty_get(&port->port);
-       if (tty)
-               tty_wakeup(tty);
-       tty_kref_put(tty);
+
+       tty_port_tty_wakeup(&port->port);
 }
 
 static void keyspan_pda_request_unthrottle(struct work_struct *work)