f->os_desc_table[0].if_id is zero by default. If the actual id happens to be different then no Feature Descriptors will be returned to the host for this interface, so assign if_id as soon as it is known.
Signed-off-by: Andrzej Pietrasiewicz <[email protected]> --- @Felipe: Can you please consider it for 3.16? It is rebased onto a series which does cleanup of the gadget directory. drivers/usb/gadget/function/f_rndis.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/usb/gadget/function/f_rndis.c b/drivers/usb/gadget/function/f_rndis.c index eed3ad8..a7b6bbb 100644 --- a/drivers/usb/gadget/function/f_rndis.c +++ b/drivers/usb/gadget/function/f_rndis.c @@ -727,6 +727,10 @@ rndis_bind(struct usb_configuration *c, struct usb_function *f) rndis_control_intf.bInterfaceNumber = status; rndis_union_desc.bMasterInterface0 = status; + if (cdev->use_os_string) + f->os_desc_table[0].if_id = + rndis_iad_descriptor.bFirstInterface; + status = usb_interface_id(c, f); if (status < 0) goto fail; -- 1.8.3.2 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
