On Fri, 10 Nov 2017, Hinko Kocevar wrote: > By the way, if I try to do a control out transfer to the g_zero gadget > I get 'Pipe error' (using libusb-1.0). Is this expected? No, it is not expected (assuming your transfer has USB_TYPE_VENDOR and bRequest = 0x5b and wValue = wIndex = 0). Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html