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--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -254,7 +254,7 @@ struct ath_atx_tid {
struct list_head buf_q;
struct ath_node *an;
struct ath_atx_ac *ac;
- struct ath_buf *tx_buf[ATH_TID_MAX_BUFS];
+ unsigned long tx_buf[BITS_TO_LONGS(ATH_TID_MAX_BUFS)];
u16 seq_start;
u16 seq_next;
u16 baw_size;
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -168,9 +168,9 @@ static void ath_tx_update_baw(struct ath
index = ATH_BA_INDEX(tid->seq_start, seqno);
cindex = (tid->baw_head + index) & (ATH_TID_MAX_BUFS - 1);
- tid->tx_buf[cindex] = NULL;
+ __clear_bit(cindex, tid->tx_buf);
- while (tid->baw_head != tid->baw_tail && !tid->tx_buf[tid->baw_head]) {
+ while (tid->baw_head != tid->baw_tail && !test_bit(tid->baw_head, tid->tx_buf)) {
INCR(tid->seq_start, IEEE80211_SEQ_MAX);
INCR(tid->baw_head, ATH_TID_MAX_BUFS);
}
@@ -186,9 +186,7 @@ static void ath_tx_addto_baw(struct ath_
index = ATH_BA_INDEX(tid->seq_start, bf->bf_seqno);
cindex = (tid->baw_head + index) & (ATH_TID_MAX_BUFS - 1);
-
- BUG_ON(tid->tx_buf[cindex] != NULL);
- tid->tx_buf[cindex] = bf;
+ __set_bit(cindex, tid->tx_buf);
if (index >= ((tid->baw_tail - tid->baw_head) &
(ATH_TID_MAX_BUFS - 1))) {
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