package/mac80211/patches/520-ath9k_baw_fix.patch

   1 --- a/drivers/net/wireless/ath/ath9k/ath9k.h
   2 +++ b/drivers/net/wireless/ath/ath9k/ath9k.h
   3 @@ -254,7 +254,7 @@ struct ath_atx_tid {
   4         struct list_head buf_q;
   5         struct ath_node *an;
   6         struct ath_atx_ac *ac;
   7 -       struct ath_buf *tx_buf[ATH_TID_MAX_BUFS];
   8 +       unsigned long tx_buf[BITS_TO_LONGS(ATH_TID_MAX_BUFS)];
   9         u16 seq_start;
  10         u16 seq_next;
  11         u16 baw_size;
  12 --- a/drivers/net/wireless/ath/ath9k/xmit.c
  13 +++ b/drivers/net/wireless/ath/ath9k/xmit.c
  14 @@ -168,9 +168,9 @@ static void ath_tx_update_baw(struct ath
  15         index  = ATH_BA_INDEX(tid->seq_start, seqno);
  16         cindex = (tid->baw_head + index) & (ATH_TID_MAX_BUFS - 1);
  17
  18 -       tid->tx_buf[cindex] = NULL;
  19 +       __clear_bit(cindex, tid->tx_buf);
  20
  21 -       while (tid->baw_head != tid->baw_tail && !tid->tx_buf[tid->baw_head]) {
  22 +       while (tid->baw_head != tid->baw_tail && !test_bit(tid->baw_head, tid->tx_buf)) {
  23                 INCR(tid->seq_start, IEEE80211_SEQ_MAX);
  24                 INCR(tid->baw_head, ATH_TID_MAX_BUFS);
  25         }
  26 @@ -186,9 +186,7 @@ static void ath_tx_addto_baw(struct ath_
  27
  28         index  = ATH_BA_INDEX(tid->seq_start, bf->bf_seqno);
  29         cindex = (tid->baw_head + index) & (ATH_TID_MAX_BUFS - 1);
  30 -
  31 -       BUG_ON(tid->tx_buf[cindex] != NULL);
  32 -       tid->tx_buf[cindex] = bf;
  33 +       __set_bit(cindex, tid->tx_buf);
  34
  35         if (index >= ((tid->baw_tail - tid->baw_head) &
  36                 (ATH_TID_MAX_BUFS - 1))) {