From 4bc43a421218b6cebc7c926fea001b166ea3677c Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Tue, 28 Apr 2020 16:22:51 +0200 Subject: [PATCH] HID: asus: Add hid_is_using_ll_driver(usb_hid_driver) check Add a hid_is_using_ll_driver(usb_hid_driver) check to ensure that the parent device is an usb_interface, before casting the parent device pointer to an usb_interface pointer with to_usb_interface(). Signed-off-by: Hans de Goede Signed-off-by: Jiri Kosina --- drivers/hid/hid-asus.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/hid/hid-asus.c b/drivers/hid/hid-asus.c index b3292ff3f61a..719eff589f92 100644 --- a/drivers/hid/hid-asus.c +++ b/drivers/hid/hid-asus.c @@ -842,7 +842,8 @@ static int asus_probe(struct hid_device *hdev, const struct hid_device_id *id) if (drvdata->quirks & QUIRK_IS_MULTITOUCH) drvdata->tp = &asus_i2c_tp; - if (drvdata->quirks & QUIRK_T100_KEYBOARD) { + if ((drvdata->quirks & QUIRK_T100_KEYBOARD) && + hid_is_using_ll_driver(hdev, &usb_hid_driver)) { struct usb_interface *intf = to_usb_interface(hdev->dev.parent); if (intf->altsetting->desc.bInterfaceNumber == T100_TPAD_INTF) { -- 2.11.0