iwlegacy: get rid of mcast_queue

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/iwlegacy/4965-mac.c

@@ -1708,18 +1708,9 @@ il4965_tx_skb(struct il_priv *il, struct sk_buff *skb)
 		il4965_sta_modify_sleep_tx_count(il, sta_id, 1);
 	}
 
-	/*
-	 * Send this frame after DTIM -- there's a special queue
-	 * reserved for this for contexts that support AP mode.
-	 */
-	if (info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM) {
-		txq_id = ctx->mcast_queue;
-		/*
-		 * The microcode will clear the more data
-		 * bit in the last frame it transmits.
-		 */
-		hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_MOREDATA);
-	} else
+	/* FIXME: remove me ? */
+	WARN_ON_ONCE(info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM);
+
 	txq_id = ctx->ac_to_queue[skb_get_queue_mapping(skb)];
 
 	/* irqs already disabled/saved above when locking il->lock */

drivers/net/wireless/iwlegacy/common.h

@@ -1157,7 +1157,6 @@ struct il_rxon_context {
 
 	const u8 *ac_to_fifo;
 	const u8 *ac_to_queue;
-	u8 mcast_queue;
 
 	/*
 	 * We could use the vif to indicate active, but we
@@ -1166,8 +1165,6 @@ struct il_rxon_context {
 	 */
 	bool always_active, is_active;
 
-	bool ht_need_multiple_chains;
-
 	u32 interface_modes, exclusive_interface_modes;
 
 	struct il_qos_info qos_data;