1 files changed, 8 insertions, 5 deletions

diff --git a/drivers/usb/serial/aircable.c b/drivers/usb/serial/aircable.c
index 812275509137..2a4ac9bd6a3a 100644
--- a/drivers/usb/serial/aircable.c
+++ b/drivers/usb/serial/aircable.c
@@ -92,6 +92,7 @@ struct aircable_private {
         struct circ_buf *rx_buf;        /* read buffer */
         int rx_flags;                   /* for throttilng */
         struct work_struct rx_work;     /* work cue for the receiving line */
+        struct usb_serial_port *port;   /* USB port with which associated */
 };
 
 /* Private methods */
@@ -251,10 +252,11 @@ static void aircable_send(struct usb_serial_port *port)
         schedule_work(&port->work);
 }
 
-static void aircable_read(void *params)
+static void aircable_read(struct work_struct *work)
 {
-        struct usb_serial_port *port = params;
-        struct aircable_private *priv = usb_get_serial_port_data(port);
+        struct aircable_private *priv =
+                container_of(work, struct aircable_private, rx_work);
+        struct usb_serial_port *port = priv->port;
         struct tty_struct *tty;
         unsigned char *data;
         int count;
@@ -348,7 +350,8 @@ static int aircable_attach (struct usb_serial *serial)
         }
 
         priv->rx_flags &= ~(THROTTLED | ACTUALLY_THROTTLED);
-        INIT_WORK(&priv->rx_work, aircable_read, port);
+        priv->port = port;
+        INIT_WORK(&priv->rx_work, aircable_read);
 
         usb_set_serial_port_data(serial->port[0], priv);
 
@@ -515,7 +518,7 @@ static void aircable_read_bulk_callback(struct urb *urb)
                                         package_length - shift);
                         }
                 }
-                aircable_read(port);
+                aircable_read(&priv->rx_work);
         }
 
         /* Schedule the next read _if_ we are still open */