USB: serial: airprime: clean up urb->status usage

This done in anticipation of removal of urb->status, which will make
that patch easier to review and apply in the future.

Cc: <linux-usb-devel@lists.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/serial/airprime.c b/drivers/usb/serial/airprime.c
index 39a49836259405605eb041f847e248d63a1728b8..cff6fd190a28273869c4f9b1203e75ccee1ccc85 100644 (file)
--- a/drivers/usb/serial/airprime.c
+++ b/drivers/usb/serial/airprime.c
@@ -82,12 +82,13 @@ static void airprime_read_bulk_callback(struct urb *urb)
        unsigned char *data = urb->transfer_buffer;
        struct tty_struct *tty;
        int result;
+       int status = urb->status;
 
        dbg("%s - port %d", __FUNCTION__, port->number);
 
-       if (urb->status) {
+       if (status) {
                dbg("%s - nonzero read bulk status received: %d",
-                   __FUNCTION__, urb->status);
+                   __FUNCTION__, status);
                return;
        }
        usb_serial_debug_data(debug, &port->dev, __FUNCTION__, urb->actual_length, data);
@@ -109,6 +110,7 @@ static void airprime_write_bulk_callback(struct urb *urb)
 {
        struct usb_serial_port *port = urb->context;
        struct airprime_private *priv = usb_get_serial_port_data(port);
+       int status = urb->status;
        unsigned long flags;
 
        dbg("%s - port %d", __FUNCTION__, port->number);
@@ -116,9 +118,9 @@ static void airprime_write_bulk_callback(struct urb *urb)
        /* free up the transfer buffer, as usb_free_urb() does not do this */
        kfree (urb->transfer_buffer);
 
-       if (urb->status)
+       if (status)
                dbg("%s - nonzero write bulk status received: %d",
-                   __FUNCTION__, urb->status);
+                   __FUNCTION__, status);
        spin_lock_irqsave(&priv->lock, flags);
        --priv->outstanding_urbs;
        spin_unlock_irqrestore(&priv->lock, flags);