hdr->hdr.it_version = PKTHDR_RADIOTAP_VERSION;
        hdr->hdr.it_pad = 0;
        hdr->hdr.it_len = cpu_to_le16(sizeof(*hdr));
-       hdr->hdr.it_present = __constant_cpu_to_le32(
-            (1 << IEEE80211_RADIOTAP_FLAGS) |
-            (1 << IEEE80211_RADIOTAP_RATE) |
-            (1 << IEEE80211_RADIOTAP_CHANNEL));
+       hdr->hdr.it_present = cpu_to_le32((1 << IEEE80211_RADIOTAP_FLAGS) |
+                                         (1 << IEEE80211_RADIOTAP_RATE) |
+                                         (1 << IEEE80211_RADIOTAP_CHANNEL));
        hdr->rt_flags = 0;
        hdr->rt_rate = txrate->bitrate / 5;
        hdr->rt_channel = data->channel->center_freq;
        skb_set_mac_header(skb, 0);
        skb->ip_summed = CHECKSUM_UNNECESSARY;
        skb->pkt_type = PACKET_OTHERHOST;
-       skb->protocol = __constant_htons(ETH_P_802_2);
+       skb->protocol = htons(ETH_P_802_2);
        memset(skb->cb, 0, sizeof(skb->cb));
        netif_rx(skb);
 }
        if (!data->started || !data->radio_enabled)
                return;
 
-       ieee80211_iterate_active_interfaces(hw, mac80211_hwsim_beacon_tx, hw);
+       ieee80211_iterate_active_interfaces_atomic(
+               hw, mac80211_hwsim_beacon_tx, hw);
 
        data->beacon_timer.expires = jiffies + data->beacon_int;
        add_timer(&data->beacon_timer);