mac80211: backport latest version from trunk as of r27395

[openwrt-10.03/.git] / package / mac80211 / patches / 541-mac80211_fix_iftype_wds.patch

diff --git a/package/mac80211/patches/541-mac80211_fix_iftype_wds.patch b/package/mac80211/patches/541-mac80211_fix_iftype_wds.patch
deleted file mode 100644 (file)
index 693cdd2..0000000
--- a/package/mac80211/patches/541-mac80211_fix_iftype_wds.patch
+++ /dev/null
@@ -1,160 +0,0 @@
---- a/net/mac80211/rx.c
-+++ b/net/mac80211/rx.c
-@@ -2330,13 +2330,14 @@ 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):
-@@ -2716,7 +2717,10 @@ static int prepare_for_handlers(struct i
-               }
-               break;
-       case NL80211_IFTYPE_WDS:
--              if (bssid || !ieee80211_is_data(hdr->frame_control))
-+              if (bssid) {
-+                      if (!ieee80211_is_beacon(hdr->frame_control))
-+                              return 0;
-+              } else if (!ieee80211_is_data(hdr->frame_control))
-                       return 0;
-               if (compare_ether_addr(sdata->u.wds.remote_addr, hdr->addr2))
-                       return 0;
---- 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);
-@@ -717,6 +694,70 @@ 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 =
-@@ -821,6 +862,9 @@ 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;