USB: misc: appledisplay: 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.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/misc/appledisplay.c b/drivers/usb/misc/appledisplay.c
index cf70c16..b09c835 100644 (file)
--- a/drivers/usb/misc/appledisplay.c
+++ b/drivers/usb/misc/appledisplay.c
@@ -88,9 +88,10 @@ static void appledisplay_complete(struct urb *urb)
 {
        struct appledisplay *pdata = urb->context;
        unsigned long flags;
+       int status = urb->status;
        int retval;
 
-       switch (urb->status) {
+       switch (status) {
        case 0:
                /* success */
                break;
@@ -102,12 +103,12 @@ static void appledisplay_complete(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 shuttingdown with status: %d",
+                       __FUNCTION__, status);
                return;
        default:
                dbg("%s - nonzero urb status received: %d",
-                       __FUNCTION__, urb->status);
+                       __FUNCTION__, status);
                goto exit;
        }