On Fri, 4 Oct 2013, Hans de Goede wrote:
> Documentation/usb/bulk-streams.txt says:
>
> All stream IDs will be deallocated when the driver releases the interface, to
> ensure that drivers that don't support streams will be able to use the endpoint
>
> This commit actually implements this.
> --- a/drivers/usb/core/driver.c
> +++ b/drivers/usb/core/driver.c
> @@ -369,8 +369,9 @@ static int usb_unbind_interface(struct device *dev)
> {
> struct usb_driver *driver = to_usb_driver(dev->driver);
> struct usb_interface *intf = to_usb_interface(dev);
> + struct usb_host_endpoint *ep, *eps[USB_MAXENDPOINTS];
That's a big array to put on the stack: 30 entries each containing 8
bytes (on a 64-bit arch).
Alan Stern
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