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indev_button_proc: fix crash if points array not set (#1486)

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fstengel 2020-05-04 15:56:13 +02:00 committed by GitHub
parent 929bbcaee4
commit 69b14a6146
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1 changed files with 6 additions and 0 deletions
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6
src/lv_core/lv_indev.c
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@ -660,6 +660,12 @@ static void indev_encoder_proc(lv_indev_t * i, lv_indev_data_t * data)
*/
static void indev_button_proc(lv_indev_t * i, lv_indev_data_t * data)
{
/* Die gracefully if i->btn_points is NULL */
if (i->btn_points == NULL) {
LV_LOG_WARN("indev_button_proc: btn_points was NULL");
return;
}
i->proc.types.pointer.act_point.x = i->btn_points[data->btn_id].x;
i->proc.types.pointer.act_point.y = i->btn_points[data->btn_id].y;