USB: Eliminate urb->status usage!

This patch (as979) removes the last vestiges of urb->status from the
host controller drivers and the root-hub emulator.  Now the field
doesn't get set until just before the URB's completion routine is
called.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
CC: David Brownell <david-b@pacbell.net>
CC: Olav Kongas <ok@artecdesign.ee>
CC: Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
CC: Tony Olech <tony.olech@elandigitalsystems.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/gadget/dummy_hcd.c b/drivers/usb/gadget/dummy_hcd.c
index c1af7ba..58e4d72 100644
--- a/drivers/usb/gadget/dummy_hcd.c
+++ b/drivers/usb/gadget/dummy_hcd.c
@@ -1511,8 +1511,7 @@
 
 		usb_hcd_unlink_urb_from_ep(dummy_to_hcd(dum), urb);
 		spin_unlock (&dum->lock);
-		urb->status = status;
-		usb_hcd_giveback_urb (dummy_to_hcd(dum), urb);
+		usb_hcd_giveback_urb(dummy_to_hcd(dum), urb, status);
 		spin_lock (&dum->lock);
 
 		goto restart;