Revert "staging: usbip: bugfix for stack corruption on 64-bit architectures"

This reverts commit 08224262adefb5e6460888b2490a96e1bc28aef5 as it's
just not right.

Reported-by: Ben Hutchings <ben@decadent.org.uk>
Cc: stable <stable@vger.kernel.org>
Cc: Bart Westgeest <bart@elbrys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/usbip/vhci_hcd.c

@@ -205,7 +205,7 @@ static int vhci_hub_status(struct usb_hcd *hcd, char *buf)
 	int		retval = 0;
 
 	/* the enough buffer is allocated according to USB_MAXCHILDREN */
-	u32		*event_bits = (unsigned long *) buf;
+	unsigned long	*event_bits = (unsigned long *) buf;
 	int		rhport;
 	int		changed = 0;