FOC_MAX_FINGERS
for (i = 0; i < FOC_MAX_FINGERS; i++) {
for (i = 0; i < FOC_MAX_FINGERS; i++) {
if (finger >= FOC_MAX_FINGERS) {
if (finger1 < FOC_MAX_FINGERS) {
if (finger2 < FOC_MAX_FINGERS) {
struct focaltech_finger_state fingers[FOC_MAX_FINGERS];