USB: serial: belkin_sa: 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/belkin_sa.c b/drivers/usb/serial/belkin_sa.c
index 3b800d2..50194ee 100644 (file)
--- a/drivers/usb/serial/belkin_sa.c
+++ b/drivers/usb/serial/belkin_sa.c
@@ -255,9 +255,10 @@ static void belkin_sa_read_int_callback (struct urb *urb)
        struct belkin_sa_private *priv;
        unsigned char *data = urb->transfer_buffer;
        int retval;
+       int status = urb->status;
        unsigned long flags;
 
-       switch (urb->status) {
+       switch (status) {
        case 0:
                /* success */
                break;
@@ -265,10 +266,12 @@ static void belkin_sa_read_int_callback (struct urb *urb)
        case -ENOENT:
        case -ESHUTDOWN:
                /* this urb is terminated, clean up */
-               dbg("%s - urb shutting down with status: %d", __FUNCTION__, urb->status);
+               dbg("%s - urb shutting down with status: %d",
+                   __FUNCTION__, status);
                return;
        default:
-               dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status);
+               dbg("%s - nonzero urb status received: %d",
+                   __FUNCTION__, status);
                goto exit;
        }