package/mac80211/patches/511-ath9k_completion_buffer_leak.patch

   1 --- a/drivers/net/wireless/ath/ath9k/xmit.c
   2 +++ b/drivers/net/wireless/ath/ath9k/xmit.c
   3 @@ -329,6 +329,7 @@ static void ath_tx_complete_aggr(struct
   4         int isaggr, txfail, txpending, sendbar = 0, needreset = 0, nbad = 0;
   5         bool rc_update = true;
   6         struct ieee80211_tx_rate rates[4];
   7 +       unsigned long flags;
   8
   9         skb = bf->bf_mpdu;
  10         hdr = (struct ieee80211_hdr *)skb->data;
  11 @@ -344,6 +345,10 @@ static void ath_tx_complete_aggr(struct
  12         sta = ieee80211_find_sta_by_hw(hw, hdr->addr1);
  13         if (!sta) {
  14                 rcu_read_unlock();
  15 +
  16 +               spin_lock_irqsave(&sc->tx.txbuflock, flags);
  17 +               list_splice_tail_init(bf_q, &sc->tx.txbuf);
  18 +               spin_unlock_irqrestore(&sc->tx.txbuflock, flags);
  19                 return;
  20         }
  21