--- net/mac80211/ieee80211_i.h

+++ net/mac80211/ieee80211_i.h

@@ -264,6 +264,7 @@ enum ieee80211_sta_flags {

IEEE80211_STA_DISABLE_11N = BIT(4),

IEEE80211_STA_CSA_RECEIVED = BIT(5),

IEEE80211_STA_MFP_ENABLED = BIT(6),

+ IEEE80211_STA_NULLFUNC_ACKED = BIT(7),

};

/* flags for MLME request */