[PATCH libinput] gestures: check ntouches, not just num_slots for the number of fingers

[Hans de Goede]

Hi,

On 29-07-15 11:53, Peter Hutterer wrote:
> We need to check fake fingers as well as real fingers, especially for
> two-finger scrolling on single-touch touchpads with BTN_TOOL_DOUBLETAP.
>
> https://bugzilla.redhat.com/show_bug.cgi?id=1246651
>
> Signed-off-by: Peter Hutterer <peter.hutterer at who-t.net>

Ah, yes.:

Reviewed-by: Hans de Goede <hdegoede at redhat.com>

Regards,

Hans


> ---
>   src/evdev-mt-touchpad-gestures.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/src/evdev-mt-touchpad-gestures.c b/src/evdev-mt-touchpad-gestures.c
> index 8bcdeb4..6b1a273 100644
> --- a/src/evdev-mt-touchpad-gestures.c
> +++ b/src/evdev-mt-touchpad-gestures.c
> @@ -157,7 +157,7 @@ tp_gesture_get_active_touches(struct tp_dispatch *tp,
>
>   	memset(touches, 0, count * sizeof(struct tp_touch *));
>
> -	for (i = 0; i < tp->num_slots; i++) {
> +	for (i = 0; i < tp->ntouches; i++) {
>   		t = &tp->touches[i];
>   		if (tp_touch_active(tp, t)) {
>   			touches[n++] = t;
>