Input: wacom - clear Intuos4 wheel data when finger leaves proximity

Signed-off-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c
index 2ff89904f26f47a3035388f07f64afe4a5d4537b..38bf86384aeba4d7b5393f43179e2c4bf55864b9 100644 (file)
--- a/drivers/input/tablet/wacom_wac.c
+++ b/drivers/input/tablet/wacom_wac.c
@@ -455,6 +455,9 @@ static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo)
                        wacom_report_key(wcombo, BTN_6, (data[3] & 0x20));
                        if (data[1] & 0x80) {
                                wacom_report_abs(wcombo, ABS_WHEEL, (data[1] & 0x7f));
+                       } else {
+                               /* Out of proximity, clear wheel value. */
+                               wacom_report_abs(wcombo, ABS_WHEEL, 0);
                        }
                        if (wacom->features->type != INTUOS4S) {
                                wacom_report_key(wcombo, BTN_7, (data[3] & 0x40));