From 68bad00dc389d080d580ca85db1d3657c5ebcfa6 Mon Sep 17 00:00:00 2001
From: Jarkko Paso <jarkko.paso@arm.com>
Date: Tue, 2 Oct 2018 14:55:08 +0300
Subject: [PATCH] MAC: Stop active MAC timer before sending enhanced Ack

---
 source/MAC/IEEE802_15_4/mac_mcps_sap.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/source/MAC/IEEE802_15_4/mac_mcps_sap.c b/source/MAC/IEEE802_15_4/mac_mcps_sap.c
index 862d70fe6fa..608dcd0e89f 100644
--- a/source/MAC/IEEE802_15_4/mac_mcps_sap.c
+++ b/source/MAC/IEEE802_15_4/mac_mcps_sap.c
@@ -1752,6 +1752,7 @@ int8_t mcps_generic_ack_build(protocol_interface_rf_mac_setup_s *rf_ptr, const m
     csma_params.cca_enabled = false;
     rf_ptr->dev_driver->phy_driver->extension(PHY_EXTENSION_SET_CSMA_PARAMETERS, (uint8_t*) &csma_params);
     if (rf_ptr->active_pd_data_request) {
+        timer_mac_stop(rf_ptr);
         mac_pd_sap_set_phy_tx_time(rf_ptr, 0, false);
     }
     return mcps_pd_data_cca_trig(rf_ptr, buffer);