Fix no resource tracking available for more than 2 filters.

                    val = 2;

                    break;

                case ScanSettings.MATCH_NUM_MAX_ADVERTISEMENT:

                    val = maxTotalTrackableAdvertisements/2;

                    val = (maxTotalTrackableAdvertisements - curUsedTrackableAdvertisements) / 2;

                    break;

                default:

                    val = 1;