-int ieee80211_mgd_action(struct ieee80211_sub_if_data *sdata,
- struct ieee80211_channel *chan,
- enum nl80211_channel_type channel_type,
- const u8 *buf, size_t len, u64 *cookie);
-ieee80211_rx_result ieee80211_sta_rx_mgmt(struct ieee80211_sub_if_data *sdata,
- struct sk_buff *skb);