diff options
Diffstat (limited to 'net/mac80211/ocb.c')
| -rw-r--r-- | net/mac80211/ocb.c | 19 |
1 files changed, 7 insertions, 12 deletions
diff --git a/net/mac80211/ocb.c b/net/mac80211/ocb.c index b44896e145..449af4e1cc 100644 --- a/net/mac80211/ocb.c +++ b/net/mac80211/ocb.c @@ -44,7 +44,6 @@ void ieee80211_ocb_rx_no_sta(struct ieee80211_sub_if_data *sdata, struct ieee80211_local *local = sdata->local; struct ieee80211_chanctx_conf *chanctx_conf; struct ieee80211_supported_band *sband; - enum nl80211_bss_scan_width scan_width; struct sta_info *sta; int band; @@ -66,7 +65,6 @@ void ieee80211_ocb_rx_no_sta(struct ieee80211_sub_if_data *sdata, return; } band = chanctx_conf->def.chan->band; - scan_width = cfg80211_chandef_to_scan_width(&chanctx_conf->def); rcu_read_unlock(); sta = sta_info_alloc(sdata, addr, GFP_ATOMIC); @@ -75,8 +73,7 @@ void ieee80211_ocb_rx_no_sta(struct ieee80211_sub_if_data *sdata, /* Add only mandatory rates for now */ sband = local->hw.wiphy->bands[band]; - sta->sta.deflink.supp_rates[band] = - ieee80211_mandatory_rates(sband, scan_width); + sta->sta.deflink.supp_rates[band] = ieee80211_mandatory_rates(sband); spin_lock(&ifocb->incomplete_lock); list_add(&sta->list, &ifocb->incomplete_stations); @@ -124,11 +121,11 @@ void ieee80211_ocb_work(struct ieee80211_sub_if_data *sdata) struct ieee80211_if_ocb *ifocb = &sdata->u.ocb; struct sta_info *sta; + lockdep_assert_wiphy(sdata->local->hw.wiphy); + if (ifocb->joined != true) return; - sdata_lock(sdata); - spin_lock_bh(&ifocb->incomplete_lock); while (!list_empty(&ifocb->incomplete_stations)) { sta = list_first_entry(&ifocb->incomplete_stations, @@ -144,8 +141,6 @@ void ieee80211_ocb_work(struct ieee80211_sub_if_data *sdata) if (test_and_clear_bit(OCB_WORK_HOUSEKEEPING, &ifocb->wrkq_flags)) ieee80211_ocb_housekeeping(sdata); - - sdata_unlock(sdata); } static void ieee80211_ocb_housekeeping_timer(struct timer_list *t) @@ -178,6 +173,8 @@ int ieee80211_ocb_join(struct ieee80211_sub_if_data *sdata, u64 changed = BSS_CHANGED_OCB | BSS_CHANGED_BSSID; int err; + lockdep_assert_wiphy(sdata->local->hw.wiphy); + if (ifocb->joined == true) return -EINVAL; @@ -185,10 +182,8 @@ int ieee80211_ocb_join(struct ieee80211_sub_if_data *sdata, sdata->deflink.smps_mode = IEEE80211_SMPS_OFF; sdata->deflink.needed_rx_chains = sdata->local->rx_chains; - mutex_lock(&sdata->local->mtx); err = ieee80211_link_use_channel(&sdata->deflink, &setup->chandef, IEEE80211_CHANCTX_SHARED); - mutex_unlock(&sdata->local->mtx); if (err) return err; @@ -209,6 +204,8 @@ int ieee80211_ocb_leave(struct ieee80211_sub_if_data *sdata) struct ieee80211_local *local = sdata->local; struct sta_info *sta; + lockdep_assert_wiphy(sdata->local->hw.wiphy); + ifocb->joined = false; sta_info_flush(sdata); @@ -228,9 +225,7 @@ int ieee80211_ocb_leave(struct ieee80211_sub_if_data *sdata) clear_bit(SDATA_STATE_OFFCHANNEL, &sdata->state); ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_OCB); - mutex_lock(&sdata->local->mtx); ieee80211_link_release_channel(&sdata->deflink); - mutex_unlock(&sdata->local->mtx); skb_queue_purge(&sdata->skb_queue); |