spin_unlock_irqrestore(&priv->lock, flags);
 
-       hdr_len = ieee80211_get_hdrlen(le16_to_cpu(fc));
+       hdr_len = ieee80211_hdrlen(fc);
 
        /* Find (or create) index into station table for destination station */
        sta_id = iwl_get_sta_id(priv, hdr);
        txq_id = swq_id;
        if (ieee80211_is_data_qos(fc)) {
                qc = ieee80211_get_qos_ctl(hdr);
-               tid = qc[0] & 0xf;
+               tid = qc[0] & IEEE80211_QOS_CTL_TID_MASK;
                seq_number = priv->stations[sta_id].tid[tid].seq_number;
                seq_number &= IEEE80211_SCTL_SEQ;
                hdr->seq_ctrl = hdr->seq_ctrl &
 
 
        spin_unlock_irqrestore(&priv->lock, flags);
 
-       hdr_len = ieee80211_get_hdrlen(le16_to_cpu(fc));
+       hdr_len = ieee80211_hdrlen(fc);
 
        /* Find (or create) index into station table for destination station */
        sta_id = iwl3945_get_sta_id(priv, hdr);
 
        if (ieee80211_is_data_qos(fc)) {
                qc = ieee80211_get_qos_ctl(hdr);
-               tid = qc[0] & 0xf;
+               tid = qc[0] & IEEE80211_QOS_CTL_TID_MASK;
                seq_number = priv->stations[sta_id].tid[tid].seq_number &
                                IEEE80211_SCTL_SEQ;
                hdr->seq_ctrl = cpu_to_le16(seq_number) |
                           sizeof(out_cmd->cmd.tx));
 
        iwl3945_print_hex_dump(IWL_DL_TX, (u8 *)out_cmd->cmd.tx.hdr,
-                          ieee80211_get_hdrlen(le16_to_cpu(fc)));
+                          ieee80211_hdrlen(fc));
 
        /* Tell device the write index *just past* this latest filled TFD */
        q->write_ptr = iwl_queue_inc_wrap(q->write_ptr, q->n_bd);