From: Jérôme Pouiller <jerome.pouil...@silabs.com>

Since we do not track power save status of the stations anymore,
link_map_cache is now only used to track "Content After (DTIM) Beacon".
We prefer to rely on flags from tx_info. So we will be able to drop
link_map_cache.

Signed-off-by: Jérôme Pouiller <jerome.pouil...@silabs.com>
---
 drivers/staging/wfx/queue.c | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/wfx/queue.c b/drivers/staging/wfx/queue.c
index cecf9aa7b3ca..6fa8f4e083d3 100644
--- a/drivers/staging/wfx/queue.c
+++ b/drivers/staging/wfx/queue.c
@@ -146,13 +146,16 @@ void wfx_tx_queues_deinit(struct wfx_dev *wdev)
 
 int wfx_tx_queue_get_num_queued(struct wfx_queue *queue)
 {
-       int ret, i;
+       struct ieee80211_tx_info *tx_info;
+       struct sk_buff *skb;
+       int ret = 0;
 
-       ret = 0;
        spin_lock_bh(&queue->queue.lock);
-       for (i = 0; i < ARRAY_SIZE(queue->link_map_cache); i++)
-               if (i != WFX_LINK_ID_AFTER_DTIM)
-                       ret += queue->link_map_cache[i];
+       skb_queue_walk(&queue->queue, skb) {
+               tx_info = IEEE80211_SKB_CB(skb);
+               if (!(tx_info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM))
+                       ret++;
+       }
        spin_unlock_bh(&queue->queue.lock);
        return ret;
 }
-- 
2.25.1

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