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>

1 files changed, 6 insertions, 4 deletions

diff --git a/drivers/usb/serial/airprime.c b/drivers/usb/serial/airprime.c
index 39a498362594..cff6fd190a28 100644
--- 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);