diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c
index 99bf5cf79d10..9c83811b1312 100644
--- a/drivers/net/wireless/ath/ath12k/mac.c
+++ b/drivers/net/wireless/ath/ath12k/mac.c
@@ -15043,24 +15043,26 @@ static int ath12k_mac_hw_register(struct ath12k_hw *ah)
 		wiphy->interface_modes &= ~BIT(NL80211_IFTYPE_MONITOR);
 
 	for_each_ar(ah, ar, i) {
+		struct ath12k_base *this_ab = ar->ab;
+
 		/* Apply the regd received during initialization */
 		ret = ath12k_regd_update(ar, true);
 		if (ret) {
-			ath12k_err(ar->ab, "ath12k regd update failed: %d\n", ret);
+			ath12k_err(this_ab, "ath12k regd update failed: %d\n", ret);
 			goto err_unregister_hw;
 		}
 
-		if (ar->ab->hw_params->current_cc_support && ab->new_alpha2[0]) {
+		if (this_ab->hw_params->current_cc_support && this_ab->new_alpha2[0]) {
 			struct wmi_set_current_country_arg current_cc = {};
 
-			memcpy(&current_cc.alpha2, ab->new_alpha2, 2);
-			memcpy(&ar->alpha2, ab->new_alpha2, 2);
+			memcpy(&current_cc.alpha2, this_ab->new_alpha2, 2);
+			memcpy(&ar->alpha2, this_ab->new_alpha2, 2);
 
 			reinit_completion(&ar->regd_update_completed);
 
 			ret = ath12k_wmi_send_set_current_country_cmd(ar, &current_cc);
 			if (ret)
-				ath12k_warn(ar->ab,
+				ath12k_warn(this_ab,
 					    "failed set cc code for mac register: %d\n",
 					    ret);
 		}