@@ -9,7 +9,7 @@
* Copyright 2007, Michael Wu <flamingice@sourmilk.net>
* Copyright 2007-2010, Intel Corporation
* Copyright(c) 2015-2017 Intel Deutschland GmbH
- * Copyright (C) 2018 - 2021 Intel Corporation
+ * Copyright (C) 2018 - 2022 Intel Corporation
*/
#include <linux/ieee80211.h>
@@ -626,6 +626,14 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid,
return -EINVAL;
}
+ if (test_sta_flag(sta, WLAN_STA_MFP) &&
+ !test_sta_flag(sta, WLAN_STA_AUTHORIZED)) {
+ ht_dbg(sdata,
+ "MFP STA not authorized - deny BA session request %pM tid %d\n",
+ sta->sta.addr, tid);
+ return -EINVAL;
+ }
+
/*
* 802.11n-2009 11.5.1.1: If the initiating STA is an HT STA, is a
* member of an IBSS, and has no other existing Block Ack agreement