mac80211: provide station PMF configuration to driver

Some device drivers offload part of aggregation including AddBA/DelBA
negotiations to firmware. In such scenario, the PMF configuration of
the station needs to be provided to driver to enable encryption of
AddBA/DelBA action frames.

Signed-off-by: SenthilKumar Jegadeesan <sjegadee@qti.qualcomm.com>
[fix commit log, documentation]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 06557e4..94889de 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1068,6 +1068,7 @@
 		sta->sta.wme = set & BIT(NL80211_STA_FLAG_WME);
 
 	if (mask & BIT(NL80211_STA_FLAG_MFP)) {
+		sta->sta.mfp = !!(set & BIT(NL80211_STA_FLAG_MFP));
 		if (set & BIT(NL80211_STA_FLAG_MFP))
 			set_sta_flag(sta, WLAN_STA_MFP);
 		else
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index bc2975e..539d6a9 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -2966,8 +2966,12 @@
 
 	rate_control_rate_init(sta);
 
-	if (ifmgd->flags & IEEE80211_STA_MFP_ENABLED)
+	if (ifmgd->flags & IEEE80211_STA_MFP_ENABLED) {
 		set_sta_flag(sta, WLAN_STA_MFP);
+		sta->sta.mfp = true;
+	} else {
+		sta->sta.mfp = false;
+	}
 
 	sta->sta.wme = elems.wmm_param;