diff options
Diffstat (limited to 'net/mac80211/ht.c')
| -rw-r--r-- | net/mac80211/ht.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c index af8cee06e4f..f83534f6a2e 100644 --- a/net/mac80211/ht.c +++ b/net/mac80211/ht.c @@ -281,13 +281,14 @@ void ieee80211_ba_session_work(struct work_struct *work) sta, tid, WLAN_BACK_RECIPIENT, WLAN_REASON_UNSPECIFIED, true); + spin_lock_bh(&sta->lock); + tid_tx = sta->ampdu_mlme.tid_start_tx[tid]; if (tid_tx) { /* * Assign it over to the normal tid_tx array * where it "goes live". */ - spin_lock_bh(&sta->lock); sta->ampdu_mlme.tid_start_tx[tid] = NULL; /* could there be a race? */ @@ -300,6 +301,7 @@ void ieee80211_ba_session_work(struct work_struct *work) ieee80211_tx_ba_session_handle_start(sta, tid); continue; } + spin_unlock_bh(&sta->lock); tid_tx = rcu_dereference_protected_tid_tx(sta, tid); if (tid_tx && test_and_clear_bit(HT_AGG_STATE_WANT_STOP, @@ -429,9 +431,9 @@ void ieee80211_request_smps_work(struct work_struct *work) container_of(work, struct ieee80211_sub_if_data, u.mgd.request_smps_work); - mutex_lock(&sdata->u.mgd.mtx); + sdata_lock(sdata); __ieee80211_request_smps(sdata, sdata->u.mgd.driver_smps_mode); - mutex_unlock(&sdata->u.mgd.mtx); + sdata_unlock(sdata); } void ieee80211_request_smps(struct ieee80211_vif *vif, |