diff --git a/drivers/net/wireless/ath/ath12k/wmi.c b/drivers/net/wireless/ath/ath12k/wmi.c
index e9e7566e0f69..d5160af60e00 100644
--- a/drivers/net/wireless/ath/ath12k/wmi.c
+++ b/drivers/net/wireless/ath/ath12k/wmi.c
@@ -4774,14 +4774,16 @@ static int ath12k_wmi_mac_phy_caps_parse(struct ath12k_base *soc,
 	if (svc_rdy_ext->n_mac_phy_caps >= svc_rdy_ext->tot_phy_id)
 		return -ENOBUFS;
 
-	len = min_t(u16, len, sizeof(struct ath12k_wmi_mac_phy_caps_params));
 	if (!svc_rdy_ext->n_mac_phy_caps) {
-		svc_rdy_ext->mac_phy_caps = kzalloc((svc_rdy_ext->tot_phy_id) * len,
-						    GFP_ATOMIC);
+		svc_rdy_ext->mac_phy_caps =
+			kzalloc_objs(*svc_rdy_ext->mac_phy_caps,
+				     svc_rdy_ext->tot_phy_id,
+				     GFP_ATOMIC);
 		if (!svc_rdy_ext->mac_phy_caps)
 			return -ENOMEM;
 	}
 
+	len = min_t(u16, len, sizeof(struct ath12k_wmi_mac_phy_caps_params));
 	memcpy(svc_rdy_ext->mac_phy_caps + svc_rdy_ext->n_mac_phy_caps, ptr, len);
 	svc_rdy_ext->n_mac_phy_caps++;
 	return 0;