nimble/ll: Fix TxAdd field for ADV_EXT_IND
We never include AdvA on primary channel so TxAdd should be set to 0 as
it's RFU in such case.
diff --git a/nimble/controller/src/ble_ll_adv.c b/nimble/controller/src/ble_ll_adv.c
index 092e813..6ab6b24 100644
--- a/nimble/controller/src/ble_ll_adv.c
+++ b/nimble/controller/src/ble_ll_adv.c
@@ -550,11 +550,6 @@
/* only ADV_EXT_IND goes on primary advertising channels */
pdu_type = BLE_ADV_PDU_TYPE_ADV_EXT_IND;
- /* Set TxAdd to random if needed. */
- if (advsm->flags & BLE_LL_ADV_SM_FLAG_TX_ADD) {
- pdu_type |= BLE_ADV_PDU_HDR_TXADD_RAND;
- }
-
*hdr_byte = pdu_type;
adv_mode = 0;