USB: aircable cleanup

- proper endianness macros
- scheduling in interrupt in error case

Signed-off-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: Naranjo Manuel Francisco <naranjo.manuel@gmail.com>

1 files changed, 4 insertions, 3 deletions

diff --git a/drivers/usb/serial/aircable.c b/drivers/usb/serial/aircable.c
index 11dad42c3c60..b675735bfbee 100644
--- a/drivers/usb/serial/aircable.c
+++ b/drivers/usb/serial/aircable.c
@@ -209,6 +209,7 @@ static void aircable_send(struct usb_serial_port *port)
         int count, result;
         struct aircable_private *priv = usb_get_serial_port_data(port);
         unsigned char* buf;
+        u16 *dbuf;
         dbg("%s - port %d", __FUNCTION__, port->number);
         if (port->write_urb_busy)
                 return;
@@ -226,8 +227,8 @@ static void aircable_send(struct usb_serial_port *port)
 
         buf[0] = TX_HEADER_0;
         buf[1] = TX_HEADER_1;
-        buf[2] = (unsigned char)count;
-        buf[3] = (unsigned char)(count >> 8);
+        dbuf = (u16 *)&buf[2];
+        *dbuf = cpu_to_le16((u16)count);
         serial_buf_get(priv->tx_buf,buf + HCI_HEADER_LENGTH, MAX_HCI_FRAMESIZE);
 
         memcpy(port->write_urb->transfer_buffer, buf,
@@ -434,7 +435,7 @@ static void aircable_write_bulk_callback(struct urb *urb)
                             __FUNCTION__, urb->status);
                         port->write_urb->transfer_buffer_length = 1;
                         port->write_urb->dev = port->serial->dev;
-                        result = usb_submit_urb(port->write_urb, GFP_KERNEL);
+                        result = usb_submit_urb(port->write_urb, GFP_ATOMIC);
                         if (result)
                                 dev_err(&urb->dev->dev,
                                         "%s - failed resubmitting write urb, error %d\n",