Re: [PATCH 11/68] usb-core: Track if an endpoint has streams

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On Fri, 2013-11-15 at 23:26 +0100, Hans de Goede wrote:
> Hi,
> 
> On 11/15/2013 11:16 PM, Oliver Neukum wrote:
> > On Fri, 2013-11-15 at 16:06 +0100, Hans de Goede wrote:
> >> This is a preparation patch for adding support for bulk streams to usbfs.
> >
> >> @@ -2086,19 +2097,30 @@ int usb_free_streams(struct usb_interface *interface,
> >>   {
> >>   	struct usb_hcd *hcd;
> >>   	struct usb_device *dev;
> >> -	int i;
> >> +	int i, ret;
> >>
> >>   	dev = interface_to_usbdev(interface);
> >>   	hcd = bus_to_hcd(dev->bus);
> >>   	if (dev->speed != USB_SPEED_SUPER)
> >>   		return -EINVAL;
> >>
> >> -	/* Streams only apply to bulk endpoints. */
> >> -	for (i = 0; i < num_eps; i++)
> >> -		if (!eps[i] || !usb_endpoint_xfer_bulk(&eps[i]->desc))
> >
> > Why bother checking for the endpoint's type?
> 
> Not sure what you're trying to say here, the check gets re-added a couple of lines
> later in the patch. Are you trying to say the ep type check can be removed entirely?

Yes, the check makes sense on allocation only.

	Regards
		Oliver


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