Fix PEERS_MAC_ADDRESS permission for Ble Scanning.

        }

        // Enforce location permission for apps targeting M and later versions

        if (isMApp(context, callingPackage)) {

            // PEERS_MAC_ADDRESS is another way to get scan results without

            // requiring location permissions, so only throw an exception here

            // if PEERS_MAC_ADDRESS permission is missing as well

            if (!checkCallerHasPeersMacAddressPermission(context)) {

                throw new SecurityException("Need ACCESS_COARSE_LOCATION or "

                        + "ACCESS_FINE_LOCATION permission to get scan results");

            }

        } else {

            // Pre-M apps running in the foreground should continue getting scan results

            if (isForegroundApp(context, callingPackage)) {