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mac80211: fix dialog token allocator

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The dialog token allocator has apparently been broken
since b83f4e15 ("mac80211: fix deadlock in sta->lock")
because it got moved out under the spinlock. Fix it.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg 2010-05-31 12:00:12 +02:00 committed by John W. Linville
parent 8ae5977ff9
commit 51a0d38de2
1 changed files with 4 additions and 2 deletions
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6
net/mac80211/agg-tx.c
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@ -332,14 +332,16 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid)
IEEE80211_QUEUE_STOP_REASON_AGGREGATION);
spin_unlock(&local->ampdu_lock);
spin_unlock_bh(&sta->lock);
/* send an addBA request */
/* prepare tid data */
sta->ampdu_mlme.dialog_token_allocator++;
sta->ampdu_mlme.tid_tx[tid]->dialog_token =
sta->ampdu_mlme.dialog_token_allocator;
sta->ampdu_mlme.tid_tx[tid]->ssn = start_seq_num;
spin_unlock_bh(&sta->lock);
/* send AddBA request */
ieee80211_send_addba_request(sdata, pubsta->addr, tid,
sta->ampdu_mlme.tid_tx[tid]->dialog_token,
sta->ampdu_mlme.tid_tx[tid]->ssn,