mac80211: add support for "active" monitor interfaces which allow userspace tools...
authorFelix Fietkau <nbd@openwrt.org>
Tue, 28 May 2013 11:10:41 +0000 (11:10 +0000)
committerFelix Fietkau <nbd@openwrt.org>
Tue, 28 May 2013 11:10:41 +0000 (11:10 +0000)
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 36743

package/mac80211/patches/300-pending_work.patch
package/mac80211/patches/310-ap_scan.patch
package/mac80211/patches/502-ath9k_ahb_init.patch
package/mac80211/patches/520-mac80211_cur_txpower.patch
package/mac80211/patches/523-mac80211_configure_antenna_gain.patch
package/mac80211/patches/530-ath9k_extra_leds.patch
package/network/utils/iw/patches/001-nl80211_h_sync.patch
package/network/utils/iw/patches/130-monitor_active.patch [new file with mode: 0644]

index deaa39f..8c43574 100644 (file)
        struct rate_info txrate;
        struct rate_info rxrate;
        u32 rx_packets;
-@@ -4027,6 +4041,17 @@ bool cfg80211_reg_can_beacon(struct wiph
+@@ -954,6 +968,7 @@ enum monitor_flags {
+       MONITOR_FLAG_CONTROL            = 1<<NL80211_MNTR_FLAG_CONTROL,
+       MONITOR_FLAG_OTHER_BSS          = 1<<NL80211_MNTR_FLAG_OTHER_BSS,
+       MONITOR_FLAG_COOK_FRAMES        = 1<<NL80211_MNTR_FLAG_COOK_FRAMES,
++      MONITOR_FLAG_ACTIVE             = 1<<NL80211_MNTR_FLAG_ACTIVE,
+ };
+ /**
+@@ -4027,6 +4042,17 @@ bool cfg80211_reg_can_beacon(struct wiph
  void cfg80211_ch_switch_notify(struct net_device *dev,
                               struct cfg80211_chan_def *chandef);
  
  
 --- a/net/mac80211/cfg.c
 +++ b/net/mac80211/cfg.c
-@@ -444,7 +444,7 @@ static void sta_set_sinfo(struct sta_inf
+@@ -73,16 +73,19 @@ static int ieee80211_change_iface(struct
+               struct ieee80211_local *local = sdata->local;
+               if (ieee80211_sdata_running(sdata)) {
++                      u32 mask = MONITOR_FLAG_COOK_FRAMES |
++                                 MONITOR_FLAG_ACTIVE;
++
+                       /*
+-                       * Prohibit MONITOR_FLAG_COOK_FRAMES to be
+-                       * changed while the interface is up.
++                       * Prohibit MONITOR_FLAG_COOK_FRAMES and
++                       * MONITOR_FLAG_ACTIVE to be changed while the
++                       * interface is up.
+                        * Else we would need to add a lot of cruft
+                        * to update everything:
+                        *      cooked_mntrs, monitor and all fif_* counters
+                        *      reconfigure hardware
+                        */
+-                      if ((*flags & MONITOR_FLAG_COOK_FRAMES) !=
+-                          (sdata->u.mntr_flags & MONITOR_FLAG_COOK_FRAMES))
++                      if ((*flags & mask) != (sdata->u.mntr_flags & mask))
+                               return -EBUSY;
+                       ieee80211_adjust_monitor_flags(sdata, -1);
+@@ -444,7 +447,7 @@ static void sta_set_sinfo(struct sta_inf
        struct ieee80211_local *local = sdata->local;
        struct timespec uptime;
        u64 packets = 0;
  
        sinfo->generation = sdata->local->sta_generation;
  
-@@ -488,6 +488,17 @@ static void sta_set_sinfo(struct sta_inf
+@@ -488,6 +491,17 @@ static void sta_set_sinfo(struct sta_inf
                        sinfo->signal = (s8)sta->last_signal;
                sinfo->signal_avg = (s8) -ewma_read(&sta->avg_signal);
        }
  
        sta_set_rate_info_tx(sta, &sta->last_tx_rate, &sinfo->txrate);
        sta_set_rate_info_rx(sta, &sinfo->rxrate);
-@@ -1052,6 +1063,7 @@ static int ieee80211_stop_ap(struct wiph
+@@ -1052,6 +1066,7 @@ static int ieee80211_stop_ap(struct wiph
        ieee80211_free_keys(sdata);
  
        sdata->vif.bss_conf.enable_beacon = false;
        clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state);
        ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED);
  
-@@ -2416,9 +2428,22 @@ static int ieee80211_set_bitrate_mask(st
+@@ -2416,9 +2431,22 @@ static int ieee80211_set_bitrate_mask(st
        }
  
        for (i = 0; i < IEEE80211_NUM_BANDS; i++) {
  u32 ieee80211_mandatory_rates(struct ieee80211_local *local,
 --- a/net/mac80211/iface.c
 +++ b/net/mac80211/iface.c
-@@ -450,7 +450,6 @@ int ieee80211_do_open(struct wireless_de
+@@ -159,7 +159,8 @@ static int ieee80211_change_mtu(struct n
+       return 0;
+ }
+-static int ieee80211_verify_mac(struct ieee80211_local *local, u8 *addr)
++static int ieee80211_verify_mac(struct ieee80211_local *local, u8 *addr,
++                              bool check_dup)
+ {
+       struct ieee80211_sub_if_data *sdata;
+       u64 new, mask, tmp;
+@@ -179,10 +180,13 @@ static int ieee80211_verify_mac(struct i
+               ((u64)m[2] << 3*8) | ((u64)m[3] << 2*8) |
+               ((u64)m[4] << 1*8) | ((u64)m[5] << 0*8);
++      if (!check_dup)
++              return ret;
+       mutex_lock(&local->iflist_mtx);
+       list_for_each_entry(sdata, &local->interfaces, list) {
+-              if (sdata->vif.type == NL80211_IFTYPE_MONITOR)
++              if (sdata->vif.type == NL80211_IFTYPE_MONITOR &&
++                  !(sdata->u.mntr_flags & MONITOR_FLAG_ACTIVE))
+                       continue;
+               m = sdata->vif.addr;
+@@ -204,12 +208,17 @@ static int ieee80211_change_mac(struct n
+ {
+       struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+       struct sockaddr *sa = addr;
++      bool check_dup = true;
+       int ret;
+       if (ieee80211_sdata_running(sdata))
+               return -EBUSY;
+-      ret = ieee80211_verify_mac(sdata->local, sa->sa_data);
++      if (sdata->vif.type == NL80211_IFTYPE_MONITOR &&
++          !(sdata->u.mntr_flags & MONITOR_FLAG_ACTIVE))
++              check_dup = false;
++
++      ret = ieee80211_verify_mac(sdata->local, sa->sa_data, check_dup);
+       if (ret)
+               return ret;
+@@ -450,7 +459,6 @@ int ieee80211_do_open(struct wireless_de
        struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
        struct net_device *dev = wdev->netdev;
        struct ieee80211_local *local = sdata->local;
        u32 changed = 0;
        int res;
        u32 hw_reconf_flags = 0;
-@@ -474,6 +473,9 @@ int ieee80211_do_open(struct wireless_de
+@@ -474,6 +482,9 @@ int ieee80211_do_open(struct wireless_de
                        master->control_port_protocol;
                sdata->control_port_no_encrypt =
                        master->control_port_no_encrypt;
                break;
                }
        case NL80211_IFTYPE_AP:
-@@ -609,30 +611,8 @@ int ieee80211_do_open(struct wireless_de
+@@ -538,7 +549,11 @@ int ieee80211_do_open(struct wireless_de
+                       break;
+               }
+-              if (local->monitors == 0 && local->open_count == 0) {
++              if (sdata->u.mntr_flags & MONITOR_FLAG_ACTIVE) {
++                      res = drv_add_interface(local, sdata);
++                      if (res)
++                              goto err_stop;
++              } else if (local->monitors == 0 && local->open_count == 0) {
+                       res = ieee80211_add_virtual_monitor(local);
+                       if (res)
+                               goto err_stop;
+@@ -609,30 +624,8 @@ int ieee80211_do_open(struct wireless_de
  
        set_bit(SDATA_STATE_RUNNING, &sdata->state);
  
  
        /*
         * set_multicast_list will be invoked by the networking core
-@@ -653,7 +633,11 @@ int ieee80211_do_open(struct wireless_de
+@@ -653,7 +646,11 @@ int ieee80211_do_open(struct wireless_de
  
        ieee80211_recalc_ps(local, -1);
  
                unsigned long flags;
                int n_acs = IEEE80211_NUM_ACS;
                int ac;
-@@ -1092,6 +1076,74 @@ static void ieee80211_if_setup(struct ne
+@@ -916,7 +913,11 @@ static void ieee80211_do_stop(struct iee
+               mutex_lock(&local->mtx);
+               ieee80211_recalc_idle(local);
+               mutex_unlock(&local->mtx);
+-              break;
++
++              if (!(sdata->u.mntr_flags & MONITOR_FLAG_ACTIVE))
++                      break;
++
++              /* fall through */
+       default:
+               if (going_down)
+                       drv_remove_interface(local, sdata);
+@@ -1075,7 +1076,7 @@ static const struct net_device_ops ieee8
+       .ndo_start_xmit         = ieee80211_monitor_start_xmit,
+       .ndo_set_rx_mode        = ieee80211_set_multicast_list,
+       .ndo_change_mtu         = ieee80211_change_mtu,
+-      .ndo_set_mac_address    = eth_mac_addr,
++      .ndo_set_mac_address    = ieee80211_change_mac,
+       .ndo_select_queue       = ieee80211_monitor_select_queue,
+ };
+@@ -1092,6 +1093,74 @@ static void ieee80211_if_setup(struct ne
        dev->destructor = free_netdev;
  }
  
  static void ieee80211_iface_work(struct work_struct *work)
  {
        struct ieee80211_sub_if_data *sdata =
-@@ -1196,6 +1248,9 @@ static void ieee80211_iface_work(struct 
+@@ -1196,6 +1265,9 @@ static void ieee80211_iface_work(struct 
                                break;
                        ieee80211_mesh_rx_queued_mgmt(sdata, skb);
                        break;
                default:
                        WARN(1, "frame for unexpected interface type");
                        break;
-@@ -1718,6 +1773,15 @@ void ieee80211_remove_interfaces(struct 
+@@ -1718,6 +1790,15 @@ void ieee80211_remove_interfaces(struct 
  
        ASSERT_RTNL();
  
        spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags);
        return ret;
  }
-@@ -660,7 +661,7 @@ void ieee80211_queue_delayed_work(struct
+@@ -559,6 +560,9 @@ void ieee80211_iterate_active_interfaces
+       list_for_each_entry(sdata, &local->interfaces, list) {
+               switch (sdata->vif.type) {
+               case NL80211_IFTYPE_MONITOR:
++                      if (!(sdata->u.mntr_flags & MONITOR_FLAG_ACTIVE))
++                              continue;
++                      break;
+               case NL80211_IFTYPE_AP_VLAN:
+                       continue;
+               default:
+@@ -597,6 +601,9 @@ void ieee80211_iterate_active_interfaces
+       list_for_each_entry_rcu(sdata, &local->interfaces, list) {
+               switch (sdata->vif.type) {
+               case NL80211_IFTYPE_MONITOR:
++                      if (!(sdata->u.mntr_flags & MONITOR_FLAG_ACTIVE))
++                              continue;
++                      break;
+               case NL80211_IFTYPE_AP_VLAN:
+                       continue;
+               default:
+@@ -660,7 +667,7 @@ void ieee80211_queue_delayed_work(struct
  }
  EXPORT_SYMBOL(ieee80211_queue_delayed_work);
  
                               struct ieee802_11_elems *elems,
                               u64 filter, u32 crc)
  {
-@@ -668,6 +669,7 @@ u32 ieee802_11_parse_elems_crc(u8 *start
+@@ -668,6 +675,7 @@ u32 ieee802_11_parse_elems_crc(u8 *start
        u8 *pos = start;
        bool calc_crc = filter != 0;
        DECLARE_BITMAP(seen_elems, 256);
  
        bitmap_zero(seen_elems, 256);
        memset(elems, 0, sizeof(*elems));
-@@ -715,6 +717,12 @@ u32 ieee802_11_parse_elems_crc(u8 *start
+@@ -715,6 +723,12 @@ u32 ieee802_11_parse_elems_crc(u8 *start
                case WLAN_EID_COUNTRY:
                case WLAN_EID_PWR_CONSTRAINT:
                case WLAN_EID_TIMEOUT_INTERVAL:
                        if (test_bit(id, seen_elems)) {
                                elems->parse_error = true;
                                left -= elen;
-@@ -862,6 +870,48 @@ u32 ieee802_11_parse_elems_crc(u8 *start
+@@ -862,6 +876,48 @@ u32 ieee802_11_parse_elems_crc(u8 *start
                        }
                        elems->ch_switch_ie = (void *)pos;
                        break;
  
        /* keep last */
        __NL80211_STA_INFO_AFTER_LAST,
+@@ -2395,6 +2401,8 @@ enum nl80211_survey_info {
+  * @NL80211_MNTR_FLAG_OTHER_BSS: disable BSSID filtering
+  * @NL80211_MNTR_FLAG_COOK_FRAMES: report frames after processing.
+  *    overrides all other flags.
++ * @NL80211_MNTR_FLAG_ACTIVE: use the configured MAC address
++ *    and ACK incoming unicast packets.
+  *
+  * @__NL80211_MNTR_FLAG_AFTER_LAST: internal use
+  * @NL80211_MNTR_FLAG_MAX: highest possible monitor flag
+@@ -2406,6 +2414,7 @@ enum nl80211_mntr_flags {
+       NL80211_MNTR_FLAG_CONTROL,
+       NL80211_MNTR_FLAG_OTHER_BSS,
+       NL80211_MNTR_FLAG_COOK_FRAMES,
++      NL80211_MNTR_FLAG_ACTIVE,
+       /* keep last */
+       __NL80211_MNTR_FLAG_AFTER_LAST,
+@@ -3557,6 +3566,7 @@ enum nl80211_feature_flags {
+       NL80211_FEATURE_ADVERTISE_CHAN_LIMITS           = 1 << 14,
+       NL80211_FEATURE_FULL_AP_CLIENT_STATE            = 1 << 15,
+       NL80211_FEATURE_USERSPACE_MPM                   = 1 << 16,
++      NL80211_FEATURE_ACTIVE_MONITOR                  = 1 << 17,
+ };
+ /**
 --- a/net/mac80211/sta_info.c
 +++ b/net/mac80211/sta_info.c
 @@ -358,6 +358,8 @@ struct sta_info *sta_info_alloc(struct i
                kfree(sta);
 --- a/net/wireless/nl80211.c
 +++ b/net/wireless/nl80211.c
-@@ -3367,6 +3367,32 @@ static bool nl80211_put_sta_rate(struct 
+@@ -2270,6 +2270,7 @@ static const struct nla_policy mntr_flag
+       [NL80211_MNTR_FLAG_CONTROL] = { .type = NLA_FLAG },
+       [NL80211_MNTR_FLAG_OTHER_BSS] = { .type = NLA_FLAG },
+       [NL80211_MNTR_FLAG_COOK_FRAMES] = { .type = NLA_FLAG },
++      [NL80211_MNTR_FLAG_ACTIVE] = { .type = NLA_FLAG },
+ };
+ static int parse_monitor_flags(struct nlattr *nla, u32 *mntrflags)
+@@ -2381,6 +2382,10 @@ static int nl80211_set_interface(struct 
+               change = true;
+       }
++      if ((*flags & NL80211_MNTR_FLAG_ACTIVE) &&
++          !(rdev->wiphy.features & NL80211_FEATURE_ACTIVE_MONITOR))
++              return -EOPNOTSUPP;
++
+       if (change)
+               err = cfg80211_change_iface(rdev, dev, ntype, flags, &params);
+       else
+@@ -2438,6 +2443,11 @@ static int nl80211_new_interface(struct 
+       err = parse_monitor_flags(type == NL80211_IFTYPE_MONITOR ?
+                                 info->attrs[NL80211_ATTR_MNTR_FLAGS] : NULL,
+                                 &flags);
++
++      if (!err && (flags & NL80211_MNTR_FLAG_ACTIVE) &&
++          !(rdev->wiphy.features & NL80211_FEATURE_ACTIVE_MONITOR))
++              return -EOPNOTSUPP;
++
+       wdev = rdev_add_virtual_intf(rdev,
+                               nla_data(info->attrs[NL80211_ATTR_IFNAME]),
+                               type, err ? NULL : &flags, &params);
+@@ -3367,6 +3377,32 @@ static bool nl80211_put_sta_rate(struct 
        return true;
  }
  
  static int nl80211_send_station(struct sk_buff *msg, u32 portid, u32 seq,
                                int flags,
                                struct cfg80211_registered_device *rdev,
-@@ -3402,7 +3428,7 @@ static int nl80211_send_station(struct s
+@@ -3402,7 +3438,7 @@ static int nl80211_send_station(struct s
                        (u32)sinfo->rx_bytes))
                goto nla_put_failure;
        if ((sinfo->filled & (STATION_INFO_TX_BYTES |
            nla_put_u32(msg, NL80211_STA_INFO_TX_BYTES,
                        (u32)sinfo->tx_bytes))
                goto nla_put_failure;
-@@ -3438,6 +3464,18 @@ static int nl80211_send_station(struct s
+@@ -3438,6 +3474,18 @@ static int nl80211_send_station(struct s
        default:
                break;
        }
  
        if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT)
                 hw->flags |= IEEE80211_HW_AMPDU_AGGREGATION;
+@@ -776,6 +777,8 @@ void ath9k_set_hw_capab(struct ath_softc
+       if (AR_SREV_9160_10_OR_LATER(sc->sc_ah) || ath9k_modparam_nohwcrypt)
+               hw->flags |= IEEE80211_HW_MFP_CAPABLE;
++      hw->wiphy->features |= NL80211_FEATURE_ACTIVE_MONITOR;
++
+       hw->wiphy->interface_modes =
+               BIT(NL80211_IFTYPE_P2P_GO) |
+               BIT(NL80211_IFTYPE_P2P_CLIENT) |
 --- a/drivers/net/wireless/ath/ath9k/xmit.c
 +++ b/drivers/net/wireless/ath/ath9k/xmit.c
 @@ -125,24 +125,6 @@ static void ath_tx_queue_tid(struct ath_
                REG_WRITE(ah, AR_DMISC(q),
                          AR_D_MISC_CW_BKOFF_EN | AR_D_MISC_FRAG_WAIT_EN | 0x1);
        else
+--- a/net/mac80211/driver-ops.h
++++ b/net/mac80211/driver-ops.h
+@@ -146,7 +146,8 @@ static inline int drv_add_interface(stru
+       if (WARN_ON(sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
+                   (sdata->vif.type == NL80211_IFTYPE_MONITOR &&
+-                   !(local->hw.flags & IEEE80211_HW_WANT_MONITOR_VIF))))
++                   !(local->hw.flags & IEEE80211_HW_WANT_MONITOR_VIF) &&
++                   !(sdata->u.mntr_flags & MONITOR_FLAG_ACTIVE))))
+               return -EINVAL;
+       trace_drv_add_interface(local, sdata);
index 19c5dcf..681bee2 100644 (file)
@@ -1,6 +1,6 @@
 --- a/net/mac80211/cfg.c
 +++ b/net/mac80211/cfg.c
-@@ -2078,7 +2078,7 @@ static int ieee80211_scan(struct wiphy *
+@@ -2081,7 +2081,7 @@ static int ieee80211_scan(struct wiphy *
                 * the  frames sent while scanning on other channel will be
                 * lost)
                 */
index 809a284..15dc22c 100644 (file)
@@ -1,6 +1,6 @@
 --- a/drivers/net/wireless/ath/ath9k/init.c
 +++ b/drivers/net/wireless/ath/ath9k/init.c
-@@ -986,23 +986,23 @@ static int __init ath9k_init(void)
+@@ -988,23 +988,23 @@ static int __init ath9k_init(void)
                goto err_out;
        }
  
index 80d3c56..54ba91f 100644 (file)
@@ -10,7 +10,7 @@
        u8 uapsd_queues;
 --- a/net/mac80211/cfg.c
 +++ b/net/mac80211/cfg.c
-@@ -2259,7 +2259,9 @@ static int ieee80211_get_tx_power(struct
+@@ -2262,7 +2262,9 @@ static int ieee80211_get_tx_power(struct
        struct ieee80211_local *local = wiphy_priv(wiphy);
        struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
  
index a3ba00d..1b0730b 100644 (file)
@@ -72,7 +72,7 @@
                u32 tx_ant, rx_ant;
 --- a/net/mac80211/cfg.c
 +++ b/net/mac80211/cfg.c
-@@ -2269,6 +2269,19 @@ static int ieee80211_get_tx_power(struct
+@@ -2272,6 +2272,19 @@ static int ieee80211_get_tx_power(struct
        return 0;
  }
  
@@ -92,7 +92,7 @@
  static int ieee80211_set_wds_peer(struct wiphy *wiphy, struct net_device *dev,
                                  const u8 *addr)
  {
-@@ -3459,6 +3472,7 @@ struct cfg80211_ops mac80211_config_ops 
+@@ -3462,6 +3475,7 @@ struct cfg80211_ops mac80211_config_ops 
        .set_wiphy_params = ieee80211_set_wiphy_params,
        .set_tx_power = ieee80211_set_tx_power,
        .get_tx_power = ieee80211_get_tx_power,
        CFG80211_TESTMODE_CMD(ieee80211_testmode_cmd)
 --- a/include/net/cfg80211.h
 +++ b/include/net/cfg80211.h
-@@ -1921,6 +1921,7 @@ struct cfg80211_update_ft_ies_params {
+@@ -1922,6 +1922,7 @@ struct cfg80211_update_ft_ies_params {
   *    (as advertised by the nl80211 feature flag.)
   * @get_tx_power: store the current TX power into the dbm variable;
   *    return 0 if successful
   *
   * @set_wds_peer: set the WDS peer for a WDS interface
   *
-@@ -2134,6 +2135,7 @@ struct cfg80211_ops {
+@@ -2135,6 +2136,7 @@ struct cfg80211_ops {
                                enum nl80211_tx_power_setting type, int mbm);
        int     (*get_tx_power)(struct wiphy *wiphy, struct wireless_dev *wdev,
                                int *dbm);
index f82cdf5..a87d656 100644 (file)
  void ath_fill_led_pin(struct ath_softc *sc)
 --- a/drivers/net/wireless/ath/ath9k/init.c
 +++ b/drivers/net/wireless/ath/ath9k/init.c
-@@ -891,7 +891,7 @@ int ath9k_init_device(u16 devid, struct 
+@@ -893,7 +893,7 @@ int ath9k_init_device(u16 devid, struct 
  
  #ifdef CONFIG_MAC80211_LEDS
        /* must be initialized before ieee80211_register_hw */
index e20484a..e025a67 100644 (file)
  
        /* keep last */
        __NL80211_STA_INFO_AFTER_LAST,
+@@ -2424,6 +2429,7 @@ enum nl80211_mntr_flags {
+       NL80211_MNTR_FLAG_CONTROL,
+       NL80211_MNTR_FLAG_OTHER_BSS,
+       NL80211_MNTR_FLAG_COOK_FRAMES,
++      NL80211_MNTR_FLAG_ACTIVE,
+       /* keep last */
+       __NL80211_MNTR_FLAG_AFTER_LAST,
diff --git a/package/network/utils/iw/patches/130-monitor_active.patch b/package/network/utils/iw/patches/130-monitor_active.patch
new file mode 100644 (file)
index 0000000..9d19ae9
--- /dev/null
@@ -0,0 +1,20 @@
+--- a/interface.c
++++ b/interface.c
+@@ -16,7 +16,8 @@
+                       "fcsfail:  show frames with FCS errors\n"\
+                       "control:  show control frames\n"\
+                       "otherbss: show frames from other BSSes\n"\
+-                      "cook:     use cooked mode"
++                      "cook:     use cooked mode\n"\
++                      "active:   use active mode (ACK incoming unicast packets)"
+ SECTION(interface);
+@@ -27,6 +28,7 @@ static char *mntr_flags[NL80211_MNTR_FLA
+       "control",
+       "otherbss",
+       "cook",
++      "active",
+ };
+ static int parse_mntr_flags(int *_argc, char ***_argv,