diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c
index fec05b5c334e..658c6143f998 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.c
@@ -279,8 +279,8 @@ static void iwl3945_tx_queue_reclaim(struct iwl_priv *priv,
 		q->read_ptr = iwl_queue_inc_wrap(q->read_ptr, q->n_bd)) {
 
 		tx_info = &txq->txb[txq->q.read_ptr];
-		ieee80211_tx_status_irqsafe(priv->hw, tx_info->skb[0]);
-		tx_info->skb[0] = NULL;
+		ieee80211_tx_status_irqsafe(priv->hw, tx_info->skb);
+		tx_info->skb = NULL;
 		priv->cfg->ops->lib->txq_free_tfd(priv, txq);
 	}
 
@@ -315,7 +315,7 @@ static void iwl3945_rx_reply_tx(struct iwl_priv *priv,
 		return;
 	}
 
-	info = IEEE80211_SKB_CB(txq->txb[txq->q.read_ptr].skb[0]);
+	info = IEEE80211_SKB_CB(txq->txb[txq->q.read_ptr].skb);
 	ieee80211_tx_info_clear_status(info);
 
 	/* Fill the MRR chain with some info about on-chip retransmissions */
@@ -702,19 +702,20 @@ void iwl3945_hw_txq_free_tfd(struct iwl_priv *priv, struct iwl_tx_queue *txq)
 
 	/* unmap chunks if any */
 
-	for (i = 1; i < counter; i++) {
+	for (i = 1; i < counter; i++)
 		pci_unmap_single(dev, le32_to_cpu(tfd->tbs[i].addr),
 			 le32_to_cpu(tfd->tbs[i].len), PCI_DMA_TODEVICE);
-		if (txq->txb) {
-			struct sk_buff *skb;
 
-			skb = txq->txb[txq->q.read_ptr].skb[i - 1];
+	/* free SKB */
+	if (txq->txb) {
+		struct sk_buff *skb;
 
-			/* can be called from irqs-disabled context */
-			if (skb) {
-				dev_kfree_skb_any(skb);
-				txq->txb[txq->q.read_ptr].skb[i - 1] = NULL;
-			}
+		skb = txq->txb[txq->q.read_ptr].skb;
+
+		/* can be called from irqs-disabled context */
+		if (skb) {
+			dev_kfree_skb_any(skb);
+			txq->txb[txq->q.read_ptr].skb = NULL;
 		}
 	}
 }
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index 1e4f1bc515db..a51c4b8e65c7 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -1908,7 +1908,7 @@ static int iwl4965_tx_status_reply_tx(struct iwl_priv *priv,
 		IWL_DEBUG_TX_REPLY(priv, "FrameCnt = %d, StartIdx=%d idx=%d\n",
 				   agg->frame_count, agg->start_idx, idx);
 
-		info = IEEE80211_SKB_CB(priv->txq[txq_id].txb[idx].skb[0]);
+		info = IEEE80211_SKB_CB(priv->txq[txq_id].txb[idx].skb);
 		info->status.rates[0].count = tx_resp->failure_frame + 1;
 		info->flags &= ~IEEE80211_TX_CTL_AMPDU;
 		info->flags |= iwl_tx_status_to_mac80211(status);
@@ -2074,7 +2074,7 @@ static void iwl4965_rx_reply_tx(struct iwl_priv *priv,
 		return;
 	}
 
-	info = IEEE80211_SKB_CB(txq->txb[txq->q.read_ptr].skb[0]);
+	info = IEEE80211_SKB_CB(txq->txb[txq->q.read_ptr].skb);
 	memset(&info->status, 0, sizeof(info->status));
 
 	hdr = iwl_tx_queue_get_hdr(priv, txq_id, index);
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
index 848cb3bb5c71..5bec72a91fd7 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
@@ -77,7 +77,7 @@ static int iwlagn_tx_status_reply_tx(struct iwl_priv *priv,
 		IWL_DEBUG_TX_REPLY(priv, "FrameCnt = %d, StartIdx=%d idx=%d\n",
 				   agg->frame_count, agg->start_idx, idx);
 
-		info = IEEE80211_SKB_CB(priv->txq[txq_id].txb[idx].skb[0]);
+		info = IEEE80211_SKB_CB(priv->txq[txq_id].txb[idx].skb);
 		info->status.rates[0].count = tx_resp->failure_frame + 1;
 		info->flags &= ~IEEE80211_TX_CTL_AMPDU;
 		info->flags |= iwl_tx_status_to_mac80211(status);
@@ -194,7 +194,7 @@ static void iwlagn_rx_reply_tx(struct iwl_priv *priv,
 		return;
 	}
 
-	info = IEEE80211_SKB_CB(txq->txb[txq->q.read_ptr].skb[0]);
+	info = IEEE80211_SKB_CB(txq->txb[txq->q.read_ptr].skb);
 	memset(&info->status, 0, sizeof(info->status));
 
 	tid = (tx_resp->ra_tid & IWL50_TX_RES_TID_MSK) >> IWL50_TX_RES_TID_POS;
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
index eb0a6da76cbb..0037a52f2e37 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
@@ -638,7 +638,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 
 	/* Set up driver data for this TFD */
 	memset(&(txq->txb[q->write_ptr]), 0, sizeof(struct iwl_tx_info));
-	txq->txb[q->write_ptr].skb[0] = skb;
+	txq->txb[q->write_ptr].skb = skb;
 
 	/* Set up first empty entry in queue's array of Tx/cmd buffers */
 	out_cmd = txq->cmd[q->write_ptr];
@@ -1178,12 +1178,12 @@ int iwlagn_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index)
 	     q->read_ptr = iwl_queue_inc_wrap(q->read_ptr, q->n_bd)) {
 
 		tx_info = &txq->txb[txq->q.read_ptr];
-		iwlagn_tx_status(priv, tx_info->skb[0]);
+		iwlagn_tx_status(priv, tx_info->skb);
 
-		hdr = (struct ieee80211_hdr *)tx_info->skb[0]->data;
+		hdr = (struct ieee80211_hdr *)tx_info->skb->data;
 		if (hdr && ieee80211_is_data_qos(hdr->frame_control))
 			nfreed++;
-		tx_info->skb[0] = NULL;
+		tx_info->skb = NULL;
 
 		if (priv->cfg->ops->lib->txq_inval_byte_cnt_tbl)
 			priv->cfg->ops->lib->txq_inval_byte_cnt_tbl(priv, txq);
@@ -1247,7 +1247,7 @@ static int iwlagn_tx_status_reply_compressed_ba(struct iwl_priv *priv,
 			agg->start_idx + i);
 	}
 
-	info = IEEE80211_SKB_CB(priv->txq[scd_flow].txb[agg->start_idx].skb[0]);
+	info = IEEE80211_SKB_CB(priv->txq[scd_flow].txb[agg->start_idx].skb);
 	memset(&info->status, 0, sizeof(info->status));
 	info->flags |= IEEE80211_TX_STAT_ACK;
 	info->flags |= IEEE80211_TX_STAT_AMPDU;
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index a61d5674d13e..a0e995ec453a 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -479,20 +479,20 @@ void iwl_hw_txq_free_tfd(struct iwl_priv *priv, struct iwl_tx_queue *txq)
 				PCI_DMA_BIDIRECTIONAL);
 
 	/* Unmap chunks, if any. */
-	for (i = 1; i < num_tbs; i++) {
+	for (i = 1; i < num_tbs; i++)
 		pci_unmap_single(dev, iwl_tfd_tb_get_addr(tfd, i),
 				iwl_tfd_tb_get_len(tfd, i), PCI_DMA_TODEVICE);
 
-		if (txq->txb) {
-			struct sk_buff *skb;
+	/* free SKB */
+	if (txq->txb) {
+		struct sk_buff *skb;
 
-			skb = txq->txb[txq->q.read_ptr].skb[i - 1];
+		skb = txq->txb[txq->q.read_ptr].skb;
 
-			/* can be called from irqs-disabled context */
-			if (skb) {
-				dev_kfree_skb_any(skb);
-				txq->txb[txq->q.read_ptr].skb[i - 1] = NULL;
-			}
+		/* can be called from irqs-disabled context */
+		if (skb) {
+			dev_kfree_skb_any(skb);
+			txq->txb[txq->q.read_ptr].skb = NULL;
 		}
 	}
 }
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index 4abc24ef64a5..de326a6f25e7 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -142,7 +142,7 @@ struct iwl_queue {
 
 /* One for each TFD */
 struct iwl_tx_info {
-	struct sk_buff *skb[IWL_NUM_OF_TBS - 1];
+	struct sk_buff *skb;
 };
 
 /**
@@ -1425,9 +1425,9 @@ static inline u32 iwl_get_debug_level(struct iwl_priv *priv)
 static inline struct ieee80211_hdr *iwl_tx_queue_get_hdr(struct iwl_priv *priv,
 							 int txq_id, int idx)
 {
-	if (priv->txq[txq_id].txb[idx].skb[0])
+	if (priv->txq[txq_id].txb[idx].skb)
 		return (struct ieee80211_hdr *)priv->txq[txq_id].
-				txb[idx].skb[0]->data;
+				txb[idx].skb->data;
 	return NULL;
 }
 
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index eeeb6e8cd1de..c3e9d633194a 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -538,7 +538,7 @@ static int iwl3945_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 
 	/* Set up driver data for this TFD */
 	memset(&(txq->txb[q->write_ptr]), 0, sizeof(struct iwl_tx_info));
-	txq->txb[q->write_ptr].skb[0] = skb;
+	txq->txb[q->write_ptr].skb = skb;
 
 	/* Init first empty entry in queue's array of Tx/cmd buffers */
 	out_cmd = txq->cmd[idx];