dccp: Remove manual influence on NDP Count feature
[safe/jmp/linux-2.6] / net / mac80211 / rx.c
index d080379..14be095 100644 (file)
 #include "tkip.h"
 #include "wme.h"
 
-u8 ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
-                               struct tid_ampdu_rx *tid_agg_rx,
-                               struct sk_buff *skb, u16 mpdu_seq_num,
-                               int bar_req);
+static u8 ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
+                                          struct tid_ampdu_rx *tid_agg_rx,
+                                          struct sk_buff *skb,
+                                          u16 mpdu_seq_num,
+                                          int bar_req);
 /*
  * monitor mode reception
  *
@@ -295,7 +296,7 @@ ieee80211_rx_monitor(struct ieee80211_local *local, struct sk_buff *origskb,
                if (!netif_running(sdata->dev))
                        continue;
 
-               if (sdata->vif.type != IEEE80211_IF_TYPE_MNTR)
+               if (sdata->vif.type != NL80211_IFTYPE_MONITOR)
                        continue;
 
                if (sdata->u.mntr_flags & MONITOR_FLAG_COOK_FRAMES)
@@ -403,12 +404,12 @@ ieee80211_rx_h_passive_scan(struct ieee80211_rx_data *rx)
        struct ieee80211_local *local = rx->local;
        struct sk_buff *skb = rx->skb;
 
-       if (unlikely(local->sta_hw_scanning))
-               return ieee80211_sta_rx_scan(rx->sdata, skb, rx->status);
+       if (unlikely(local->hw_scanning))
+               return ieee80211_scan_rx(rx->sdata, skb, rx->status);
 
-       if (unlikely(local->sta_sw_scanning)) {
+       if (unlikely(local->sw_scanning)) {
                /* drop all the other packets during a software scan anyway */
-               if (ieee80211_sta_rx_scan(rx->sdata, skb, rx->status)
+               if (ieee80211_scan_rx(rx->sdata, skb, rx->status)
                    != RX_QUEUED)
                        dev_kfree_skb(skb);
                return RX_QUEUED;
@@ -501,8 +502,8 @@ ieee80211_rx_h_check(struct ieee80211_rx_data *rx)
        /* Drop disallowed frame classes based on STA auth/assoc state;
         * IEEE 802.11, Chap 5.5.
         *
-        * 80211.o does filtering only based on association state, i.e., it
-        * drops Class 3 frames from not associated stations. hostapd sends
+        * mac80211 filters only based on association state, i.e. it drops
+        * Class 3 frames from not associated stations. hostapd sends
         * deauth/disassoc frames when needed. In addition, hostapd is
         * responsible for filtering on both auth and assoc states.
         */
@@ -512,7 +513,7 @@ ieee80211_rx_h_check(struct ieee80211_rx_data *rx)
 
        if (unlikely((ieee80211_is_data(hdr->frame_control) ||
                      ieee80211_is_pspoll(hdr->frame_control)) &&
-                    rx->sdata->vif.type != IEEE80211_IF_TYPE_IBSS &&
+                    rx->sdata->vif.type != NL80211_IFTYPE_ADHOC &&
                     (!rx->sta || !test_sta_flags(rx->sta, WLAN_STA_ASSOC)))) {
                if ((!ieee80211_has_fromds(hdr->frame_control) &&
                     !ieee80211_has_tods(hdr->frame_control) &&
@@ -650,61 +651,59 @@ ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx)
        return result;
 }
 
-static void ap_sta_ps_start(struct net_device *dev, struct sta_info *sta)
+static void ap_sta_ps_start(struct sta_info *sta)
 {
-       struct ieee80211_sub_if_data *sdata;
-       DECLARE_MAC_BUF(mac);
-
-       sdata = sta->sdata;
+       struct ieee80211_sub_if_data *sdata = sta->sdata;
+       struct ieee80211_local *local = sdata->local;
 
        atomic_inc(&sdata->bss->num_sta_ps);
        set_and_clear_sta_flags(sta, WLAN_STA_PS, WLAN_STA_PSPOLL);
+       if (local->ops->sta_notify_ps)
+               local->ops->sta_notify_ps(local_to_hw(local), STA_NOTIFY_SLEEP,
+                                         &sta->sta);
 #ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
-       printk(KERN_DEBUG "%s: STA %s aid %d enters power save mode\n",
-              dev->name, print_mac(mac, sta->addr), sta->aid);
+       printk(KERN_DEBUG "%s: STA %pM aid %d enters power save mode\n",
+              sdata->dev->name, sta->sta.addr, sta->sta.aid);
 #endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
 }
 
-static int ap_sta_ps_end(struct net_device *dev, struct sta_info *sta)
+static int ap_sta_ps_end(struct sta_info *sta)
 {
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
+       struct ieee80211_sub_if_data *sdata = sta->sdata;
+       struct ieee80211_local *local = sdata->local;
        struct sk_buff *skb;
        int sent = 0;
-       struct ieee80211_sub_if_data *sdata;
-       struct ieee80211_tx_info *info;
-       DECLARE_MAC_BUF(mac);
-
-       sdata = sta->sdata;
 
        atomic_dec(&sdata->bss->num_sta_ps);
 
        clear_sta_flags(sta, WLAN_STA_PS | WLAN_STA_PSPOLL);
+       if (local->ops->sta_notify_ps)
+               local->ops->sta_notify_ps(local_to_hw(local), STA_NOTIFY_AWAKE,
+                                         &sta->sta);
 
        if (!skb_queue_empty(&sta->ps_tx_buf))
                sta_info_clear_tim_bit(sta);
 
 #ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
-       printk(KERN_DEBUG "%s: STA %s aid %d exits power save mode\n",
-              dev->name, print_mac(mac, sta->addr), sta->aid);
+       printk(KERN_DEBUG "%s: STA %pM aid %d exits power save mode\n",
+              sdata->dev->name, sta->sta.addr, sta->sta.aid);
 #endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
 
        /* Send all buffered frames to the station */
        while ((skb = skb_dequeue(&sta->tx_filtered)) != NULL) {
-               info = IEEE80211_SKB_CB(skb);
                sent++;
-               info->flags |= IEEE80211_TX_CTL_REQUEUE;
+               skb->requeue = 1;
                dev_queue_xmit(skb);
        }
        while ((skb = skb_dequeue(&sta->ps_tx_buf)) != NULL) {
-               info = IEEE80211_SKB_CB(skb);
                local->total_ps_buffered--;
                sent++;
 #ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
-               printk(KERN_DEBUG "%s: STA %s aid %d send PS frame "
-                      "since STA not sleeping anymore\n", dev->name,
-                      print_mac(mac, sta->addr), sta->aid);
+               printk(KERN_DEBUG "%s: STA %pM aid %d send PS frame "
+                      "since STA not sleeping anymore\n", sdata->dev->name,
+                      sta->sta.addr, sta->sta.aid);
 #endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
-               info->flags |= IEEE80211_TX_CTL_REQUEUE;
+               skb->requeue = 1;
                dev_queue_xmit(skb);
        }
 
@@ -715,7 +714,6 @@ static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
 {
        struct sta_info *sta = rx->sta;
-       struct net_device *dev = rx->dev;
        struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data;
 
        if (!sta)
@@ -724,14 +722,14 @@ ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
        /* Update last_rx only for IBSS packets which are for the current
         * BSSID to avoid keeping the current IBSS network alive in cases where
         * other STAs are using different BSSID. */
-       if (rx->sdata->vif.type == IEEE80211_IF_TYPE_IBSS) {
+       if (rx->sdata->vif.type == NL80211_IFTYPE_ADHOC) {
                u8 *bssid = ieee80211_get_bssid(hdr, rx->skb->len,
-                                               IEEE80211_IF_TYPE_IBSS);
+                                               NL80211_IFTYPE_ADHOC);
                if (compare_ether_addr(bssid, rx->sdata->u.sta.bssid) == 0)
                        sta->last_rx = jiffies;
        } else
        if (!is_multicast_ether_addr(hdr->addr1) ||
-           rx->sdata->vif.type == IEEE80211_IF_TYPE_STA) {
+           rx->sdata->vif.type == NL80211_IFTYPE_STATION) {
                /* Update last_rx only for unicast frames in order to prevent
                 * the Probe Request frames (the only broadcast frames from a
                 * STA in infrastructure mode) from keeping a connection alive.
@@ -750,17 +748,29 @@ ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
        sta->last_qual = rx->status->qual;
        sta->last_noise = rx->status->noise;
 
+       /*
+        * Change STA power saving mode only at the end of a frame
+        * exchange sequence.
+        */
        if (!ieee80211_has_morefrags(hdr->frame_control) &&
-           (rx->sdata->vif.type == IEEE80211_IF_TYPE_AP ||
-            rx->sdata->vif.type == IEEE80211_IF_TYPE_VLAN)) {
-               /* Change STA power saving mode only in the end of a frame
-                * exchange sequence */
-               if (test_sta_flags(sta, WLAN_STA_PS) &&
-                   !ieee80211_has_pm(hdr->frame_control))
-                       rx->sent_ps_buffered += ap_sta_ps_end(dev, sta);
-               else if (!test_sta_flags(sta, WLAN_STA_PS) &&
-                        ieee80211_has_pm(hdr->frame_control))
-                       ap_sta_ps_start(dev, sta);
+           (rx->sdata->vif.type == NL80211_IFTYPE_AP ||
+            rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN)) {
+               if (test_sta_flags(sta, WLAN_STA_PS)) {
+                       /*
+                        * Ignore doze->wake transitions that are
+                        * indicated by non-data frames, the standard
+                        * is unclear here, but for example going to
+                        * PS mode and then scanning would cause a
+                        * doze->wake transition for the probe request,
+                        * and that is clearly undesirable.
+                        */
+                       if (ieee80211_is_data(hdr->frame_control) &&
+                           !ieee80211_has_pm(hdr->frame_control))
+                               rx->sent_ps_buffered += ap_sta_ps_end(sta);
+               } else {
+                       if (ieee80211_has_pm(hdr->frame_control))
+                               ap_sta_ps_start(sta);
+               }
        }
 
        /* Drop data::nullfunc frames silently, since they are used only to
@@ -794,15 +804,12 @@ ieee80211_reassemble_add(struct ieee80211_sub_if_data *sdata,
 #ifdef CONFIG_MAC80211_VERBOSE_DEBUG
                struct ieee80211_hdr *hdr =
                        (struct ieee80211_hdr *) entry->skb_list.next->data;
-               DECLARE_MAC_BUF(mac);
-               DECLARE_MAC_BUF(mac2);
                printk(KERN_DEBUG "%s: RX reassembly removed oldest "
                       "fragment entry (idx=%d age=%lu seq=%d last_frag=%d "
-                      "addr1=%s addr2=%s\n",
+                      "addr1=%pM addr2=%pM\n",
                       sdata->dev->name, idx,
                       jiffies - entry->first_frag_time, entry->seq,
-                      entry->last_frag, print_mac(mac, hdr->addr1),
-                      print_mac(mac2, hdr->addr2));
+                      entry->last_frag, hdr->addr1, hdr->addr2);
 #endif
                __skb_queue_purge(&entry->skb_list);
        }
@@ -871,7 +878,6 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
        unsigned int frag, seq;
        struct ieee80211_fragment_entry *entry;
        struct sk_buff *skb;
-       DECLARE_MAC_BUF(mac);
 
        hdr = (struct ieee80211_hdr *)rx->skb->data;
        fc = hdr->frame_control;
@@ -975,15 +981,14 @@ ieee80211_rx_h_ps_poll(struct ieee80211_rx_data *rx)
        struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(rx->dev);
        struct sk_buff *skb;
        int no_pending_pkts;
-       DECLARE_MAC_BUF(mac);
        __le16 fc = ((struct ieee80211_hdr *)rx->skb->data)->frame_control;
 
        if (likely(!rx->sta || !ieee80211_is_pspoll(fc) ||
                   !(rx->flags & IEEE80211_RX_RA_MATCH)))
                return RX_CONTINUE;
 
-       if ((sdata->vif.type != IEEE80211_IF_TYPE_AP) &&
-           (sdata->vif.type != IEEE80211_IF_TYPE_VLAN))
+       if ((sdata->vif.type != NL80211_IFTYPE_AP) &&
+           (sdata->vif.type != NL80211_IFTYPE_AP_VLAN))
                return RX_DROP_UNUSABLE;
 
        skb = skb_dequeue(&rx->sta->tx_filtered);
@@ -1006,8 +1011,8 @@ ieee80211_rx_h_ps_poll(struct ieee80211_rx_data *rx)
                set_sta_flags(rx->sta, WLAN_STA_PSPOLL);
 
 #ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
-               printk(KERN_DEBUG "STA %s aid %d: PS Poll (entries after %d)\n",
-                      print_mac(mac, rx->sta->addr), rx->sta->aid,
+               printk(KERN_DEBUG "STA %pM aid %d: PS Poll (entries after %d)\n",
+                      rx->sta->sta.addr, rx->sta->sta.aid,
                       skb_queue_len(&rx->sta->ps_tx_buf));
 #endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
 
@@ -1030,9 +1035,9 @@ ieee80211_rx_h_ps_poll(struct ieee80211_rx_data *rx)
                 *        Should we send it a null-func frame indicating we
                 *        have nothing buffered for it?
                 */
-               printk(KERN_DEBUG "%s: STA %s sent PS Poll even "
+               printk(KERN_DEBUG "%s: STA %pM sent PS Poll even "
                       "though there are no buffered frames for it\n",
-                      rx->dev->name, print_mac(mac, rx->sta->addr));
+                      rx->dev->name, rx->sta->sta.addr);
 #endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
        }
 
@@ -1102,20 +1107,12 @@ ieee80211_data_to_8023(struct ieee80211_rx_data *rx)
        u8 src[ETH_ALEN] __aligned(2);
        struct sk_buff *skb = rx->skb;
        struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-       DECLARE_MAC_BUF(mac);
-       DECLARE_MAC_BUF(mac2);
-       DECLARE_MAC_BUF(mac3);
-       DECLARE_MAC_BUF(mac4);
 
        if (unlikely(!ieee80211_is_data_present(hdr->frame_control)))
                return -1;
 
        hdrlen = ieee80211_hdrlen(hdr->frame_control);
 
-       if (ieee80211_vif_is_mesh(&sdata->vif))
-               hdrlen += ieee80211_get_mesh_hdrlen(
-                               (struct ieee80211s_hdr *) (skb->data + hdrlen));
-
        /* convert IEEE 802.11 header + possible LLC headers into Ethernet
         * header
         * IEEE 802.11 address fields:
@@ -1131,23 +1128,32 @@ ieee80211_data_to_8023(struct ieee80211_rx_data *rx)
        switch (hdr->frame_control &
                cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) {
        case __constant_cpu_to_le16(IEEE80211_FCTL_TODS):
-               if (unlikely(sdata->vif.type != IEEE80211_IF_TYPE_AP &&
-                            sdata->vif.type != IEEE80211_IF_TYPE_VLAN))
+               if (unlikely(sdata->vif.type != NL80211_IFTYPE_AP &&
+                            sdata->vif.type != NL80211_IFTYPE_AP_VLAN))
                        return -1;
                break;
        case __constant_cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS):
-               if (unlikely(sdata->vif.type != IEEE80211_IF_TYPE_WDS &&
-                            sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT))
+               if (unlikely(sdata->vif.type != NL80211_IFTYPE_WDS &&
+                            sdata->vif.type != NL80211_IFTYPE_MESH_POINT))
                        return -1;
+               if (ieee80211_vif_is_mesh(&sdata->vif)) {
+                       struct ieee80211s_hdr *meshdr = (struct ieee80211s_hdr *)
+                               (skb->data + hdrlen);
+                       hdrlen += ieee80211_get_mesh_hdrlen(meshdr);
+                       if (meshdr->flags & MESH_FLAGS_AE_A5_A6) {
+                               memcpy(dst, meshdr->eaddr1, ETH_ALEN);
+                               memcpy(src, meshdr->eaddr2, ETH_ALEN);
+                       }
+               }
                break;
        case __constant_cpu_to_le16(IEEE80211_FCTL_FROMDS):
-               if (sdata->vif.type != IEEE80211_IF_TYPE_STA ||
+               if (sdata->vif.type != NL80211_IFTYPE_STATION ||
                    (is_multicast_ether_addr(dst) &&
                     !compare_ether_addr(src, dev->dev_addr)))
                        return -1;
                break;
        case __constant_cpu_to_le16(0):
-               if (sdata->vif.type != IEEE80211_IF_TYPE_IBSS)
+               if (sdata->vif.type != NL80211_IFTYPE_ADHOC)
                        return -1;
                break;
        }
@@ -1221,8 +1227,9 @@ ieee80211_deliver_skb(struct ieee80211_rx_data *rx)
        skb = rx->skb;
        xmit_skb = NULL;
 
-       if (local->bridge_packets && (sdata->vif.type == IEEE80211_IF_TYPE_AP ||
-                                     sdata->vif.type == IEEE80211_IF_TYPE_VLAN) &&
+       if ((sdata->vif.type == NL80211_IFTYPE_AP ||
+            sdata->vif.type == NL80211_IFTYPE_AP_VLAN) &&
+           !(sdata->flags & IEEE80211_SDATA_DONT_BRIDGE_PACKETS) &&
            (rx->flags & IEEE80211_RX_RA_MATCH)) {
                if (is_multicast_ether_addr(ehdr->h_dest)) {
                        /*
@@ -1278,7 +1285,6 @@ ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx)
        int remaining, err;
        u8 dst[ETH_ALEN];
        u8 src[ETH_ALEN];
-       DECLARE_MAC_BUF(mac);
 
        if (unlikely(!ieee80211_is_data(fc)))
                return RX_CONTINUE;
@@ -1378,7 +1384,8 @@ ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx)
        return RX_QUEUED;
 }
 
-static ieee80211_rx_result debug_noinline
+#ifdef CONFIG_MAC80211_MESH
+static ieee80211_rx_result
 ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx)
 {
        struct ieee80211_hdr *hdr;
@@ -1397,6 +1404,25 @@ ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx)
                /* illegal frame */
                return RX_DROP_MONITOR;
 
+       if (mesh_hdr->flags & MESH_FLAGS_AE_A5_A6){
+               struct ieee80211_sub_if_data *sdata;
+               struct mesh_path *mppath;
+
+               sdata = IEEE80211_DEV_TO_SUB_IF(rx->dev);
+               rcu_read_lock();
+               mppath = mpp_path_lookup(mesh_hdr->eaddr2, sdata);
+               if (!mppath) {
+                       mpp_path_add(mesh_hdr->eaddr2, hdr->addr4, sdata);
+               } else {
+                       spin_lock_bh(&mppath->state_lock);
+                       mppath->exp_time = jiffies;
+                       if (compare_ether_addr(mppath->mpp, hdr->addr4) != 0)
+                               memcpy(mppath->mpp, hdr->addr4, ETH_ALEN);
+                       spin_unlock_bh(&mppath->state_lock);
+               }
+               rcu_read_unlock();
+       }
+
        if (compare_ether_addr(rx->dev->dev_addr, hdr->addr3) == 0)
                return RX_CONTINUE;
 
@@ -1404,7 +1430,7 @@ ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx)
 
        if (rx->flags & IEEE80211_RX_RA_MATCH) {
                if (!mesh_hdr->ttl)
-                       IEEE80211_IFSTA_MESH_CTR_INC(&rx->sdata->u.sta,
+                       IEEE80211_IFSTA_MESH_CTR_INC(&rx->sdata->u.mesh,
                                                     dropped_frames_ttl);
                else {
                        struct ieee80211_hdr *fwd_hdr;
@@ -1433,7 +1459,7 @@ ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx)
        else
                return RX_DROP_MONITOR;
 }
-
+#endif
 
 static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_data(struct ieee80211_rx_data *rx)
@@ -1531,14 +1557,6 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
        if (len < IEEE80211_MIN_ACTION_SIZE + 1)
                return RX_DROP_MONITOR;
 
-       /*
-        * FIXME: revisit this, I'm sure we should handle most
-        *        of these frames in other modes as well!
-        */
-       if (sdata->vif.type != IEEE80211_IF_TYPE_STA &&
-           sdata->vif.type != IEEE80211_IF_TYPE_IBSS)
-               return RX_DROP_MONITOR;
-
        switch (mgmt->u.action.category) {
        case WLAN_CATEGORY_BACK:
                switch (mgmt->u.action.u.addba_req.action_code) {
@@ -1591,9 +1609,11 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_data *rx)
        if (!(rx->flags & IEEE80211_RX_RA_MATCH))
                return RX_DROP_MONITOR;
 
-       if (sdata->vif.type != IEEE80211_IF_TYPE_STA &&
-           sdata->vif.type != IEEE80211_IF_TYPE_IBSS &&
-           sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT)
+       if (ieee80211_vif_is_mesh(&sdata->vif))
+               return ieee80211_mesh_rx_mgmt(sdata, rx->skb, rx->status);
+
+       if (sdata->vif.type != NL80211_IFTYPE_STATION &&
+           sdata->vif.type != NL80211_IFTYPE_ADHOC)
                return RX_DROP_MONITOR;
 
        if (sdata->flags & IEEE80211_SDATA_USERSPACE_MLME)
@@ -1609,8 +1629,6 @@ static void ieee80211_rx_michael_mic_report(struct net_device *dev,
 {
        int keyidx;
        unsigned int hdrlen;
-       DECLARE_MAC_BUF(mac);
-       DECLARE_MAC_BUF(mac2);
 
        hdrlen = ieee80211_hdrlen(hdr->frame_control);
        if (rx->skb->len >= hdrlen + 4)
@@ -1629,7 +1647,7 @@ static void ieee80211_rx_michael_mic_report(struct net_device *dev,
        if (!ieee80211_has_protected(hdr->frame_control))
                goto ignore;
 
-       if (rx->sdata->vif.type == IEEE80211_IF_TYPE_AP && keyidx) {
+       if (rx->sdata->vif.type == NL80211_IFTYPE_AP && keyidx) {
                /*
                 * APs with pairwise keys should never receive Michael MIC
                 * errors for non-zero keyidx because these are reserved for
@@ -1699,7 +1717,7 @@ static void ieee80211_rx_cooked_monitor(struct ieee80211_rx_data *rx)
                if (!netif_running(sdata->dev))
                        continue;
 
-               if (sdata->vif.type != IEEE80211_IF_TYPE_MNTR ||
+               if (sdata->vif.type != NL80211_IFTYPE_MONITOR ||
                    !(sdata->u.mntr_flags & MONITOR_FLAG_COOK_FRAMES))
                        continue;
 
@@ -1758,8 +1776,10 @@ static void ieee80211_invoke_rx_handlers(struct ieee80211_sub_if_data *sdata,
        /* must be after MMIC verify so header is counted in MPDU mic */
        CALL_RXH(ieee80211_rx_h_remove_qos_control)
        CALL_RXH(ieee80211_rx_h_amsdu)
+#ifdef CONFIG_MAC80211_MESH
        if (ieee80211_vif_is_mesh(&sdata->vif))
                CALL_RXH(ieee80211_rx_h_mesh_fwding);
+#endif
        CALL_RXH(ieee80211_rx_h_data)
        CALL_RXH(ieee80211_rx_h_ctrl)
        CALL_RXH(ieee80211_rx_h_action)
@@ -1798,7 +1818,7 @@ static int prepare_for_handlers(struct ieee80211_sub_if_data *sdata,
        int multicast = is_multicast_ether_addr(hdr->addr1);
 
        switch (sdata->vif.type) {
-       case IEEE80211_IF_TYPE_STA:
+       case NL80211_IFTYPE_STATION:
                if (!bssid)
                        return 0;
                if (!ieee80211_bssid_match(bssid, sdata->u.sta.bssid)) {
@@ -1813,7 +1833,7 @@ static int prepare_for_handlers(struct ieee80211_sub_if_data *sdata,
                        rx->flags &= ~IEEE80211_RX_RA_MATCH;
                }
                break;
-       case IEEE80211_IF_TYPE_IBSS:
+       case NL80211_IFTYPE_ADHOC:
                if (!bssid)
                        return 0;
                if (ieee80211_is_beacon(hdr->frame_control)) {
@@ -1834,7 +1854,7 @@ static int prepare_for_handlers(struct ieee80211_sub_if_data *sdata,
                                                bssid, hdr->addr2,
                                                BIT(rx->status->rate_idx));
                break;
-       case IEEE80211_IF_TYPE_MESH_POINT:
+       case NL80211_IFTYPE_MESH_POINT:
                if (!multicast &&
                    compare_ether_addr(sdata->dev->dev_addr,
                                       hdr->addr1) != 0) {
@@ -1844,8 +1864,8 @@ static int prepare_for_handlers(struct ieee80211_sub_if_data *sdata,
                        rx->flags &= ~IEEE80211_RX_RA_MATCH;
                }
                break;
-       case IEEE80211_IF_TYPE_VLAN:
-       case IEEE80211_IF_TYPE_AP:
+       case NL80211_IFTYPE_AP_VLAN:
+       case NL80211_IFTYPE_AP:
                if (!bssid) {
                        if (compare_ether_addr(sdata->dev->dev_addr,
                                               hdr->addr1))
@@ -1857,16 +1877,17 @@ static int prepare_for_handlers(struct ieee80211_sub_if_data *sdata,
                        rx->flags &= ~IEEE80211_RX_RA_MATCH;
                }
                break;
-       case IEEE80211_IF_TYPE_WDS:
+       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;
                break;
-       case IEEE80211_IF_TYPE_MNTR:
+       case NL80211_IFTYPE_MONITOR:
                /* take everything */
                break;
-       case IEEE80211_IF_TYPE_INVALID:
+       case NL80211_IFTYPE_UNSPECIFIED:
+       case __NL80211_IFTYPE_AFTER_LAST:
                /* should never get here */
                WARN_ON(1);
                break;
@@ -1915,7 +1936,7 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
                return;
        }
 
-       if (unlikely(local->sta_sw_scanning || local->sta_hw_scanning))
+       if (unlikely(local->sw_scanning || local->hw_scanning))
                rx.flags |= IEEE80211_RX_IN_SCAN;
 
        ieee80211_parse_qos(&rx);
@@ -1927,7 +1948,7 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
                if (!netif_running(sdata->dev))
                        continue;
 
-               if (sdata->vif.type == IEEE80211_IF_TYPE_MNTR)
+               if (sdata->vif.type == NL80211_IFTYPE_MONITOR)
                        continue;
 
                bssid = ieee80211_get_bssid(hdr, skb->len, sdata->vif.type);
@@ -1976,17 +1997,17 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
 
 static inline int seq_less(u16 sq1, u16 sq2)
 {
-       return (((sq1 - sq2) & SEQ_MASK) > (SEQ_MODULO >> 1));
+       return ((sq1 - sq2) & SEQ_MASK) > (SEQ_MODULO >> 1);
 }
 
 static inline u16 seq_inc(u16 sq)
 {
-       return ((sq + 1) & SEQ_MASK);
+       return (sq + 1) & SEQ_MASK;
 }
 
 static inline u16 seq_sub(u16 sq1, u16 sq2)
 {
-       return ((sq1 - sq2) & SEQ_MASK);
+       return (sq1 - sq2) & SEQ_MASK;
 }
 
 
@@ -1994,10 +2015,11 @@ static inline u16 seq_sub(u16 sq1, u16 sq2)
  * As it function blongs to Rx path it must be called with
  * the proper rcu_read_lock protection for its flow.
  */
-u8 ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
-                               struct tid_ampdu_rx *tid_agg_rx,
-                               struct sk_buff *skb, u16 mpdu_seq_num,
-                               int bar_req)
+static u8 ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
+                                          struct tid_ampdu_rx *tid_agg_rx,
+                                          struct sk_buff *skb,
+                                          u16 mpdu_seq_num,
+                                          int bar_req)
 {
        struct ieee80211_local *local = hw_to_local(hw);
        struct ieee80211_rx_status status;
@@ -2136,7 +2158,7 @@ static u8 ieee80211_rx_reorder_ampdu(struct ieee80211_local *local,
        /* if this mpdu is fragmented - terminate rx aggregation session */
        sc = le16_to_cpu(hdr->seq_ctrl);
        if (sc & IEEE80211_SCTL_FRAG) {
-               ieee80211_sta_stop_rx_ba_session(sta->sdata, sta->addr,
+               ieee80211_sta_stop_rx_ba_session(sta->sdata, sta->sta.addr,
                        tid, 0, WLAN_REASON_QSTA_REQUIRE_SETUP);
                ret = 1;
                goto end_reorder;