mac80211: remove non-irqsafe aggregation callbacks

The non-irqsafe aggregation start/stop done
callbacks are currently only used by ath9k_htc,
and can cause callbacks into the driver again.
This might lead to locking issues, which will
only get worse as we modify locking. To avoid
trouble, remove the non-irqsafe versions and
change ath9k_htc to use those instead.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

2 files changed, 2 insertions, 2 deletions

diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index 7d8656d51c6b..5a7ef51e3020 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -479,7 +479,6 @@ void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid)
         spin_unlock_bh(&sta->lock);
         rcu_read_unlock();
 }
-EXPORT_SYMBOL(ieee80211_start_tx_ba_cb);
 
 void ieee80211_start_tx_ba_cb_irqsafe(struct ieee80211_vif *vif,
                                       const u8 *ra, u16 tid)
@@ -619,7 +618,6 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid)
         spin_unlock_bh(&sta->lock);
         rcu_read_unlock();
 }
-EXPORT_SYMBOL(ieee80211_stop_tx_ba_cb);
 
 void ieee80211_stop_tx_ba_cb_irqsafe(struct ieee80211_vif *vif,
                                      const u8 *ra, u16 tid)
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 71bdd8b3c3f4..a3ae51308039 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1119,6 +1119,8 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
 
 int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
                                    enum ieee80211_back_parties initiator);
+void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid);
+void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid);
 
 /* Spectrum management */
 void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata,