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tx: get txq fields inside the locked section before calling ieee80211_send_bar

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Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Felix Fietkau
2015-10-12 14:31:50 +02:00
parent f0573e15b4
commit 4e356ab590
1 changed files with 5 additions and 2 deletions
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tx.c
+5 -2
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@@ -380,11 +380,14 @@ restart:
mtxq = list_first_entry(&hwq->swq, struct mt76_txq, list);
if (mtxq->send_bar && mtxq->aggr) {
struct ieee80211_txq *txq = mtxq_to_txq(mtxq);
struct ieee80211_sta *sta = txq->sta;
struct ieee80211_vif *vif = txq->vif;
u16 agg_ssn = mtxq->agg_ssn;
u8 tid = txq->tid;
mtxq->send_bar = false;
spin_unlock_bh(&hwq->lock);
ieee80211_send_bar(txq->vif, txq->sta->addr, txq->tid,
mtxq->agg_ssn);
ieee80211_send_bar(vif, sta->addr, tid, agg_ssn);
spin_lock_bh(&hwq->lock);
goto restart;
}