--- a/net/mac80211/agg-rx.c +++ b/net/mac80211/agg-rx.c @@ -176,6 +176,8 @@ static void ieee80211_send_addba_resp(st memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN); else if (sdata->vif.type == NL80211_IFTYPE_STATION) memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN); + else if (sdata->vif.type == NL80211_IFTYPE_WDS) + memcpy(mgmt->bssid, da, ETH_ALEN); mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION); --- a/net/mac80211/agg-tx.c +++ b/net/mac80211/agg-tx.c @@ -79,7 +79,8 @@ static void ieee80211_send_addba_request memcpy(mgmt->da, da, ETH_ALEN); memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN); if (sdata->vif.type == NL80211_IFTYPE_AP || - sdata->vif.type == NL80211_IFTYPE_AP_VLAN) + sdata->vif.type == NL80211_IFTYPE_AP_VLAN || + sdata->vif.type == NL80211_IFTYPE_WDS) memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN); else if (sdata->vif.type == NL80211_IFTYPE_STATION) memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN); @@ -398,7 +399,8 @@ int ieee80211_start_tx_ba_session(struct */ if (sdata->vif.type != NL80211_IFTYPE_STATION && sdata->vif.type != NL80211_IFTYPE_AP_VLAN && - sdata->vif.type != NL80211_IFTYPE_AP) + sdata->vif.type != NL80211_IFTYPE_AP && + sdata->vif.type != NL80211_IFTYPE_WDS) return -EINVAL; if (test_sta_flags(sta, WLAN_STA_BLOCK_BA)) { --- a/net/mac80211/debugfs_sta.c +++ b/net/mac80211/debugfs_sta.c @@ -59,7 +59,7 @@ static ssize_t sta_flags_read(struct fil char buf[100]; struct sta_info *sta = file->private_data; u32 staflags = get_sta_flags(sta); - int res = scnprintf(buf, sizeof(buf), "%s%s%s%s%s%s%s%s%s", + int res = scnprintf(buf, sizeof(buf), "%s%s%s%s%s%s%s%s", staflags & WLAN_STA_AUTH ? "AUTH\n" : "", staflags & WLAN_STA_ASSOC ? "ASSOC\n" : "", staflags & WLAN_STA_PS_STA ? "PS (sta)\n" : "", @@ -67,7 +67,6 @@ static ssize_t sta_flags_read(struct fil staflags & WLAN_STA_AUTHORIZED ? "AUTHORIZED\n" : "", staflags & WLAN_STA_SHORT_PREAMBLE ? "SHORT PREAMBLE\n" : "", staflags & WLAN_STA_WME ? "WME\n" : "", - staflags & WLAN_STA_WDS ? "WDS\n" : "", staflags & WLAN_STA_MFP ? "MFP\n" : ""); return simple_read_from_buffer(userbuf, count, ppos, buf, res); } --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -178,7 +178,6 @@ static int ieee80211_do_open(struct net_ { struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); struct ieee80211_local *local = sdata->local; - struct sta_info *sta; u32 changed = 0; int res; u32 hw_reconf_flags = 0; @@ -290,27 +289,6 @@ static int ieee80211_do_open(struct net_ set_bit(SDATA_STATE_RUNNING, &sdata->state); - if (sdata->vif.type == NL80211_IFTYPE_WDS) { - /* Create STA entry for the WDS peer */ - sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr, - GFP_KERNEL); - if (!sta) { - res = -ENOMEM; - goto err_del_interface; - } - - /* no locking required since STA is not live yet */ - sta->flags |= WLAN_STA_AUTHORIZED; - - res = sta_info_insert(sta); - if (res) { - /* STA has been freed */ - goto err_del_interface; - } - - rate_control_rate_init(sta); - } - /* * set_multicast_list will be invoked by the networking core * which will check whether any increments here were done in @@ -344,8 +322,7 @@ static int ieee80211_do_open(struct net_ netif_tx_start_all_queues(dev); return 0; - err_del_interface: - drv_remove_interface(local, &sdata->vif); + err_stop: if (!local->open_count) drv_stop(local); @@ -718,6 +695,70 @@ static void ieee80211_if_setup(struct ne dev->destructor = free_netdev; } +static void ieee80211_wds_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata, + struct sk_buff *skb) +{ + struct ieee80211_local *local = sdata->local; + struct ieee80211_rx_status *rx_status; + struct ieee802_11_elems elems; + struct ieee80211_mgmt *mgmt; + struct sta_info *sta; + size_t baselen; + u32 rates = 0; + u16 stype; + bool new = false; + enum ieee80211_band band = local->hw.conf.channel->band; + struct ieee80211_supported_band *sband = local->hw.wiphy->bands[band]; + + rx_status = IEEE80211_SKB_RXCB(skb); + mgmt = (struct ieee80211_mgmt *) skb->data; + stype = le16_to_cpu(mgmt->frame_control) & IEEE80211_FCTL_STYPE; + + if (stype != IEEE80211_STYPE_BEACON) + return; + + baselen = (u8 *) mgmt->u.probe_resp.variable - (u8 *) mgmt; + if (baselen > skb->len) + return; + + ieee802_11_parse_elems(mgmt->u.probe_resp.variable, + skb->len - baselen, &elems); + + rates = ieee80211_sta_get_rates(local, &elems, band); + + rcu_read_lock(); + + sta = sta_info_get(sdata, sdata->u.wds.remote_addr); + + if (!sta) { + rcu_read_unlock(); + sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr, + GFP_KERNEL); + if (!sta) + return; + + new = true; + } + + sta->last_rx = jiffies; + sta->sta.supp_rates[local->hw.conf.channel->band] = rates; + + if (elems.ht_cap_elem) + ieee80211_ht_cap_ie_to_sta_ht_cap(sband, + elems.ht_cap_elem, &sta->sta.ht_cap); + + if (elems.wmm_param) + set_sta_flags(sta, WLAN_STA_WME); + + if (new) { + sta->flags = WLAN_STA_AUTHORIZED; + rate_control_rate_init(sta); + sta_info_insert_rcu(sta); + } + + rcu_read_unlock(); +} + static void ieee80211_iface_work(struct work_struct *work) { struct ieee80211_sub_if_data *sdata = @@ -822,6 +863,9 @@ static void ieee80211_iface_work(struct break; ieee80211_mesh_rx_queued_mgmt(sdata, skb); break; + case NL80211_IFTYPE_WDS: + ieee80211_wds_rx_queued_mgmt(sdata, skb); + break; default: WARN(1, "frame for unexpected interface type"); break; --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -2137,7 +2137,8 @@ ieee80211_rx_h_action(struct ieee80211_r */ if (sdata->vif.type != NL80211_IFTYPE_STATION && sdata->vif.type != NL80211_IFTYPE_AP_VLAN && - sdata->vif.type != NL80211_IFTYPE_AP) + sdata->vif.type != NL80211_IFTYPE_AP && + sdata->vif.type != NL80211_IFTYPE_WDS) break; /* verify action_code is present */ @@ -2335,13 +2336,14 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_ if (!ieee80211_vif_is_mesh(&sdata->vif) && sdata->vif.type != NL80211_IFTYPE_ADHOC && - sdata->vif.type != NL80211_IFTYPE_STATION) + sdata->vif.type != NL80211_IFTYPE_STATION && + sdata->vif.type != NL80211_IFTYPE_WDS) return RX_DROP_MONITOR; switch (stype) { case cpu_to_le16(IEEE80211_STYPE_BEACON): case cpu_to_le16(IEEE80211_STYPE_PROBE_RESP): - /* process for all: mesh, mlme, ibss */ + /* process for all: mesh, mlme, ibss, wds */ break; case cpu_to_le16(IEEE80211_STYPE_DEAUTH): case cpu_to_le16(IEEE80211_STYPE_DISASSOC): @@ -2680,10 +2682,16 @@ static int prepare_for_handlers(struct i } break; case NL80211_IFTYPE_WDS: - if (bssid || !ieee80211_is_data(hdr->frame_control)) - return 0; if (compare_ether_addr(sdata->u.wds.remote_addr, hdr->addr2)) return 0; + + if (ieee80211_is_data(hdr->frame_control) || + ieee80211_is_action(hdr->frame_control)) { + if (compare_ether_addr(sdata->vif.addr, hdr->addr1)) + return 0; + } else if (!ieee80211_is_beacon(hdr->frame_control)) + return 0; + break; default: /* should never get here */ --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -31,7 +31,6 @@ * frames. * @WLAN_STA_ASSOC_AP: We're associated to that station, it is an AP. * @WLAN_STA_WME: Station is a QoS-STA. - * @WLAN_STA_WDS: Station is one of our WDS peers. * @WLAN_STA_CLEAR_PS_FILT: Clear PS filter in hardware (using the * IEEE80211_TX_CTL_CLEAR_PS_FILT control flag) when the next * frame to this station is transmitted. @@ -54,7 +53,6 @@ enum ieee80211_sta_info_flags { WLAN_STA_SHORT_PREAMBLE = 1<<4, WLAN_STA_ASSOC_AP = 1<<5, WLAN_STA_WME = 1<<6, - WLAN_STA_WDS = 1<<7, WLAN_STA_CLEAR_PS_FILT = 1<<9, WLAN_STA_MFP = 1<<10, WLAN_STA_BLOCK_BA = 1<<11,