From 7be5086d4cb7cceb71d724a9524d5e927785d04f Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Wed, 13 Oct 2010 12:06:24 +0200 Subject: mac80211: add probe request filter flag Using the frame registration notification, we can see when probe requests are requested and notify the low-level driver via filtering. The flag is also set in AP and IBSS modes. Signed-off-by: Johannes Berg Signed-off-by: John W. Linville --- net/mac80211/cfg.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'net/mac80211/cfg.c') diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 25fb351e00f8..18bd0e550600 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1604,6 +1604,23 @@ static int ieee80211_mgmt_tx(struct wiphy *wiphy, struct net_device *dev, return 0; } +static void ieee80211_mgmt_frame_register(struct wiphy *wiphy, + struct net_device *dev, + u16 frame_type, bool reg) +{ + struct ieee80211_local *local = wiphy_priv(wiphy); + + if (frame_type != (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ)) + return; + + if (reg) + local->probe_req_reg++; + else + local->probe_req_reg--; + + ieee80211_queue_work(&local->hw, &local->reconfig_filter); +} + struct cfg80211_ops mac80211_config_ops = { .add_virtual_intf = ieee80211_add_iface, .del_virtual_intf = ieee80211_del_iface, @@ -1655,4 +1672,5 @@ struct cfg80211_ops mac80211_config_ops = { .cancel_remain_on_channel = ieee80211_cancel_remain_on_channel, .mgmt_tx = ieee80211_mgmt_tx, .set_cqm_rssi_config = ieee80211_set_cqm_rssi_config, + .mgmt_frame_register = ieee80211_mgmt_frame_register, }; -- cgit v1.2.3