HID: multitouch: do not map usage from non used reports
hid-multitouch only handles touch events, so there is no point in
mapping other kind of events.
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 35b6025..611c88cb 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -741,7 +741,7 @@
* such as Mouse that might have the same GenericDesktop usages. */
if (field->application != HID_DG_TOUCHSCREEN &&
field->application != HID_DG_TOUCHPAD)
- return 0;
+ return -1;
/* eGalax devices provide a Digitizer.Stylus input which overrides
* the correct Digitizers.Finger X/Y ranges.