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touchpad: Ignore non left clicks on clickpads

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We should never get any non left button events on clickpads, but if we
do these might confuse our state, so complain about it and ignore these.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Hans de Goede 2014-04-07 13:50:11 +02:00
parent f6c3731f8a
commit a4bd36071e
1 changed files with 8 additions and 0 deletions
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8
src/evdev-mt-touchpad-buttons.c
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@ -367,6 +367,14 @@ tp_process_button(struct tp_dispatch *tp,
uint32_t time)
{
uint32_t mask = 1 << (e->code - BTN_LEFT);
/* Ignore other buttons on clickpads */
if (tp->buttons.is_clickpad && e->code != BTN_LEFT) {
log_bug("received %s button event on a clickpad (kernel bug?)\n",
libevdev_event_code_get_name(EV_KEY, e->code));
return 0;
}
if (e->value) {
tp->buttons.state |= mask;
tp->queued |= TOUCHPAD_EVENT_BUTTON_PRESS;