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ath9k: use correct hw for tx aggregation TX completion 

When ath9k virtual wiphys are used the sc->hw will not always represent
the active hw, instead we need to get it from the skb->cb private
driver area. This ensures the right hw is used to find a sta for
the TX'd skb.

Cc: Jouni.Malinen <Jouni.Malinen@atheros.com>
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Luis R. Rodriguez 2009-11-02 16:08:34 -08:00 committed by John W. Linville
parent 68a8911615
commit 76d5a9e83b
1 changed files with 8 additions and 1 deletions
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9
drivers/net/wireless/ath/ath9k/xmit.c
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@ -267,7 +267,10 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq,
struct ath_node *an = NULL;
struct sk_buff *skb;
struct ieee80211_sta *sta;
struct ieee80211_hw *hw;
struct ieee80211_hdr *hdr;
struct ieee80211_tx_info *tx_info;
struct ath_tx_info_priv *tx_info_priv;
struct ath_atx_tid *tid = NULL;
struct ath_buf *bf_next, *bf_last = bf->bf_lastbf;
struct ath_desc *ds = bf_last->bf_desc;
@ -280,10 +283,14 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq,
skb = bf->bf_mpdu;
hdr = (struct ieee80211_hdr *)skb->data;
tx_info = IEEE80211_SKB_CB(skb);
tx_info_priv = (struct ath_tx_info_priv *) tx_info->rate_driver_data[0];
hw = tx_info_priv->aphy->hw;
rcu_read_lock();
/* XXX: use ieee80211_find_sta! */
sta = ieee80211_find_sta_by_hw(sc->hw, hdr->addr1);
sta = ieee80211_find_sta_by_hw(hw, hdr->addr1);
if (!sta) {
rcu_read_unlock();
return;