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openwrt-xburst/package/mac80211/patches/540-ath9k_aggr_fix.patch
nbd 372c8c5e68 mac80211: improve reliability of the keymiss handling fix, add another aggregation leak fix
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@22152 3c298f89-4303-0410-b956-a3cf2f4a3e73
2010-07-12 19:16:22 +00:00

36 lines
1.0 KiB
Diff

--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -329,7 +329,6 @@ static void ath_tx_complete_aggr(struct
int isaggr, txfail, txpending, sendbar = 0, needreset = 0, nbad = 0;
bool rc_update = true;
struct ieee80211_tx_rate rates[4];
- unsigned long flags;
skb = bf->bf_mpdu;
hdr = (struct ieee80211_hdr *)skb->data;
@@ -346,9 +345,21 @@ static void ath_tx_complete_aggr(struct
if (!sta) {
rcu_read_unlock();
- spin_lock_irqsave(&sc->tx.txbuflock, flags);
- list_splice_tail_init(bf_q, &sc->tx.txbuf);
- spin_unlock_irqrestore(&sc->tx.txbuflock, flags);
+ INIT_LIST_HEAD(&bf_head);
+ while (bf) {
+ bf_next = bf->bf_next;
+
+ bf->bf_state.bf_type |= BUF_XRETRY;
+ if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) ||
+ !bf->bf_stale || bf_next != NULL)
+ list_move_tail(&bf->list, &bf_head);
+
+ ath_tx_rc_status(bf, ts, 0, 0, false);
+ ath_tx_complete_buf(sc, bf, txq, &bf_head, ts,
+ 0, 0);
+
+ bf = bf_next;
+ }
return;
}