USB: misc: phidgetmotorcontrol: 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/phidgetmotorcontrol.c b/drivers/usb/misc/phidgetmotorcontrol.c
index 5727e1e..df0ebcd 100644 (file)
--- a/drivers/usb/misc/phidgetmotorcontrol.c
+++ b/drivers/usb/misc/phidgetmotorcontrol.c
@@ -95,9 +95,10 @@ static void motorcontrol_irq(struct urb *urb)
        struct motorcontrol *mc = urb->context;
        unsigned char *buffer = mc->data;
        int i, level;
-       int status;
+       int retval;
+       int status = urb->status;;
 
-       switch (urb->status) {
+       switch (status) {
        case 0:                 /* success */
                break;
        case -ECONNRESET:       /* unlink */
@@ -151,12 +152,12 @@ static void motorcontrol_irq(struct urb *urb)
                schedule_delayed_work(&mc->do_notify, 0);
 
 resubmit:
-       status = usb_submit_urb(urb, GFP_ATOMIC);
-       if (status)
+       retval = usb_submit_urb(urb, GFP_ATOMIC);
+       if (retval)
                dev_err(&mc->intf->dev,
-                       "can't resubmit intr, %s-%s/motorcontrol0, status %d",
+                       "can't resubmit intr, %s-%s/motorcontrol0, retval %d",
                        mc->udev->bus->bus_name,
-                       mc->udev->devpath, status);
+                       mc->udev->devpath, retval);
 }
 
 static void do_notify(struct work_struct *work)