The EKR ring claims a range of 0 to 71 but actually reports values 1 to 72. The ring is used in relative mode so this change should not affect users.

Signed-off-by: Aaron Armstrong Skomra aaron.skomra@wacom.com Fixes: 72b236d60218f ("HID: wacom: Add support for Express Key Remote.") Cc: stable@vger.kernel.org # v4.3+ Reviewed-by: Ping Cheng ping.cheng@wacom.com Reviewed-by: Jason Gerecke jason.gerecke@wacom.com --- My first attempt at sending this patch specifically targeted to v4.9.189

neglected the "in-reply-to" in git send-email. My apologies.

drivers/hid/wacom_wac.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c index 6c3bf8846b52..949761dd29ca 100644 --- a/drivers/hid/wacom_wac.c +++ b/drivers/hid/wacom_wac.c @@ -819,7 +819,7 @@ static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len) input_report_key(input, BTN_BASE2, (data[11] & 0x02));

if (data[12] & 0x80) - input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f)); + input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f) - 1); else input_report_abs(input, ABS_WHEEL, 0);