Commit 16a9c24f authored by Denis Arefev's avatar Denis Arefev Committed by Jiri Kosina
Browse files

HID: wacom: Add error check to wacom_parse_and_register() 



   Added a variable check and
   transition in case of an error

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Signed-off-by: default avatarDenis Arefev <arefev@swemel.ru>
Reviewed-by: default avatarPing Cheng <ping.cheng@wacom.com>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
parent ed84c451

drivers/hid/wacom_sys.c

+6 −1
Original line number Diff line number Diff line
@@ -2414,8 +2414,13 @@ static int wacom_parse_and_register(struct wacom *wacom, bool wireless) 
		goto fail_quirks;

	}



	if (features->device_type & WACOM_DEVICETYPE_WL_MONITOR)

	if (features->device_type & WACOM_DEVICETYPE_WL_MONITOR) {

		error = hid_hw_open(hdev);

		if (error) {

			hid_err(hdev, "hw open failed\n");

			goto fail_quirks;

		}

	}



	wacom_set_shared_values(wacom_wac);

	devres_close_group(&hdev->dev, wacom);