p54: p54: refactor p54_rx_frame_sent

the long names and the nesting in p54_rx_frame_sent really
became a "line longer than 80 characters" problem.
Signed-off-by: NChristian Lamparter <chunkeey@web.de>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/net/wireless/p54/p54common.c

@@ -549,12 +549,17 @@ static void p54_rx_frame_sent(struct ieee80211_hw *dev, struct sk_buff *skb)
 	spin_lock_irqsave(&priv->tx_queue.lock, flags);
 	while (entry != (struct sk_buff *)&priv->tx_queue) {
 		struct ieee80211_tx_info *info = IEEE80211_SKB_CB(entry);
-		range = (void *)info->rate_driver_data;
-		if (range->start_addr == addr) {
 		struct p54_control_hdr *entry_hdr;
 		struct p54_tx_control_allocdata *entry_data;
 		int pad = 0;
 
+		range = (void *)info->rate_driver_data;
+		if (range->start_addr != addr) {
+			last_addr = range->end_addr;
+			entry = entry->next;
+			continue;
+		}
+
 		if (entry->next != (struct sk_buff *)&priv->tx_queue) {
 			struct ieee80211_tx_info *ni;
 			struct memrecord *mr;
@@ -600,22 +605,21 @@ static void p54_rx_frame_sent(struct ieee80211_hw *dev, struct sk_buff *skb)
 
 		priv->tx_stats[entry_data->hw_queue].len--;
 		if (!(info->flags & IEEE80211_TX_CTL_NO_ACK) &&
-			    !(payload->status & 0x01))
+		     (!payload->status))
 			info->flags |= IEEE80211_TX_STAT_ACK;
+		if (payload->status & 0x02)
+			info->flags |= IEEE80211_TX_STAT_TX_FILTERED;
 		info->status.ack_signal = p54_rssi_to_dbm(dev,
 				le16_to_cpu(payload->ack_rssi));
 		skb_pull(entry, sizeof(*hdr) + pad + sizeof(*entry_data));
 		ieee80211_tx_status_irqsafe(dev, entry);
 		goto out;
-		} else
-			last_addr = range->end_addr;
-		entry = entry->next;
 	}
 	spin_unlock_irqrestore(&priv->tx_queue.lock, flags);
 
 out:
-	if (freed >= IEEE80211_MAX_RTS_THRESHOLD + 0x170 +
-	    sizeof(struct p54_control_hdr))
+	if (freed >= priv->headroom + sizeof(struct p54_control_hdr) + 48 +
+		     IEEE80211_MAX_RTS_THRESHOLD + priv->tailroom)
 		p54_wake_free_queues(dev);
 }