diff options
Diffstat (limited to 'net/mac80211/cfg.c')
-rw-r--r-- | net/mac80211/cfg.c | 39 |
1 files changed, 20 insertions, 19 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index d041f78ecee6..6c2e6060cd54 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -660,10 +660,11 @@ void sta_set_rate_info_tx(struct sta_info *sta, int shift = ieee80211_vif_get_shift(&sta->sdata->vif); u16 brate; - sband = sta->local->hw.wiphy->bands[ - ieee80211_get_sdata_band(sta->sdata)]; - brate = sband->bitrates[rate->idx].bitrate; - rinfo->legacy = DIV_ROUND_UP(brate, 1 << shift); + sband = ieee80211_get_sband(sta->sdata); + if (sband) { + brate = sband->bitrates[rate->idx].bitrate; + rinfo->legacy = DIV_ROUND_UP(brate, 1 << shift); + } } if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH) rinfo->bw = RATE_INFO_BW_40; @@ -739,11 +740,8 @@ static int ieee80211_set_monitor_channel(struct wiphy *wiphy, return 0; mutex_lock(&local->mtx); - mutex_lock(&local->iflist_mtx); if (local->use_chanctx) { - sdata = rcu_dereference_protected( - local->monitor_sdata, - lockdep_is_held(&local->iflist_mtx)); + sdata = rtnl_dereference(local->monitor_sdata); if (sdata) { ieee80211_vif_release_channel(sdata); ret = ieee80211_vif_use_channel(sdata, chandef, @@ -756,7 +754,6 @@ static int ieee80211_set_monitor_channel(struct wiphy *wiphy, if (ret == 0) local->monitor_chandef = *chandef; - mutex_unlock(&local->iflist_mtx); mutex_unlock(&local->mtx); return ret; @@ -1257,10 +1254,11 @@ static int sta_apply_parameters(struct ieee80211_local *local, int ret = 0; struct ieee80211_supported_band *sband; struct ieee80211_sub_if_data *sdata = sta->sdata; - enum nl80211_band band = ieee80211_get_sdata_band(sdata); u32 mask, set; - sband = local->hw.wiphy->bands[band]; + sband = ieee80211_get_sband(sdata); + if (!sband) + return -EINVAL; mask = params->sta_flags_mask; set = params->sta_flags_set; @@ -1393,7 +1391,7 @@ static int sta_apply_parameters(struct ieee80211_local *local, ieee80211_parse_bitrates(&sdata->vif.bss_conf.chandef, sband, params->supported_rates, params->supported_rates_len, - &sta->sta.supp_rates[band]); + &sta->sta.supp_rates[sband->band]); } if (params->ht_capa) @@ -1409,8 +1407,8 @@ static int sta_apply_parameters(struct ieee80211_local *local, /* returned value is only needed for rc update, but the * rc isn't initialized here yet, so ignore it */ - __ieee80211_vht_handle_opmode(sdata, sta, - params->opmode_notif, band); + __ieee80211_vht_handle_opmode(sdata, sta, params->opmode_notif, + sband->band); } if (params->support_p2p_ps >= 0) @@ -2048,13 +2046,15 @@ static int ieee80211_change_bss(struct wiphy *wiphy, struct bss_parameters *params) { struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); - enum nl80211_band band; + struct ieee80211_supported_band *sband; u32 changed = 0; if (!sdata_dereference(sdata->u.ap.beacon, sdata)) return -ENOENT; - band = ieee80211_get_sdata_band(sdata); + sband = ieee80211_get_sband(sdata); + if (!sband) + return -EINVAL; if (params->use_cts_prot >= 0) { sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot; @@ -2067,7 +2067,7 @@ static int ieee80211_change_bss(struct wiphy *wiphy, } if (!sdata->vif.bss_conf.use_short_slot && - band == NL80211_BAND_5GHZ) { + sband->band == NL80211_BAND_5GHZ) { sdata->vif.bss_conf.use_short_slot = true; changed |= BSS_CHANGED_ERP_SLOT; } @@ -2080,7 +2080,7 @@ static int ieee80211_change_bss(struct wiphy *wiphy, if (params->basic_rates) { ieee80211_parse_bitrates(&sdata->vif.bss_conf.chandef, - wiphy->bands[band], + wiphy->bands[sband->band], params->basic_rates, params->basic_rates_len, &sdata->vif.bss_conf.basic_rates); @@ -2242,7 +2242,8 @@ ieee80211_sched_scan_start(struct wiphy *wiphy, } static int -ieee80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev) +ieee80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev, + u64 reqid) { struct ieee80211_local *local = wiphy_priv(wiphy); |