Clear Ack tx and tx process in MAC reset (ARMmbed#2601)

Author: Jarkko Paso

source/MAC/IEEE802_15_4/mac_mlme.c

@@ -449,6 +449,8 @@ int8_t mac_mlme_reset(protocol_interface_rf_mac_setup_s *rf_mac_setup, const mlm
     rf_mac_setup->macWaitingData = false;
     rf_mac_setup->macDataPollReq = false;
     rf_mac_setup->macRxDataAtPoll = false;
+    rf_mac_setup->macTxProcessActive = false;
+    rf_mac_setup->mac_ack_tx_active = false;
     //Clean MAC
     if (reset->SetDefaultPIB) {
         tr_debug("RESET MAC PIB");