[PATCH] uhci-hcd misc

This has two minor tweaks to the uhci-hcd driver:

- removes some duplicated code (HCD framework does that test)
- corrects a FIXME comment (no issue)

drivers/usb/host/uhci-hcd.c

@@ -1502,10 +1502,6 @@ static int uhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, int mem_flags)
 		break;
 	case PIPE_ISOCHRONOUS:
 		if (urb->bandwidth == 0) {	/* not yet checked/allocated */
-			if (urb->number_of_packets <= 0) {
-				ret = -EINVAL;
-				break;
-			}
 			bustime = usb_check_bandwidth(urb->dev, urb);
 			if (bustime < 0) {
 				ret = bustime;

drivers/usb/host/uhci-hub.c

@@ -52,7 +52,7 @@ static int uhci_hub_status_data(struct usb_hcd *hcd, char *buf)
 	outw(status, io_addr + USBPORTSC1 + 2 * (wIndex-1))
 
 
-// FIXME: Shouldn't this return the length of the data too?
+/* size of returned buffer is part of USB spec */
 static int uhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
 			u16 wIndex, char *buf, u16 wLength)
 {