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Diffstat (limited to 'net/mac80211/agg-tx.c')
-rw-r--r--net/mac80211/agg-tx.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index d6986f3aa5c4..a360c15cc978 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -149,11 +149,6 @@ void ieee80211_assign_tid_tx(struct sta_info *sta, int tid,
rcu_assign_pointer(sta->ampdu_mlme.tid_tx[tid], tid_tx);
}
-static inline int ieee80211_ac_from_tid(int tid)
-{
- return ieee802_1d_to_ac[tid & 7];
-}
-
/*
* When multiple aggregation sessions on multiple stations
* are being created/destroyed simultaneously, we need to
@@ -514,6 +509,10 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid,
struct tid_ampdu_tx *tid_tx;
int ret = 0;
+ if (WARN(sta->reserved_tid == tid,
+ "Requested to start BA session on reserved tid=%d", tid))
+ return -EINVAL;
+
trace_api_start_tx_ba_session(pubsta, tid);
if (WARN_ON_ONCE(!local->ops->ampdu_action))
@@ -770,6 +769,9 @@ int ieee80211_stop_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid)
goto unlock;
}
+ WARN(sta->reserved_tid == tid,
+ "Requested to stop BA session on reserved tid=%d", tid);
+
if (test_bit(HT_AGG_STATE_STOPPING, &tid_tx->state)) {
/* already in progress stopping it */
ret = 0;