[PATCH 5.15 273/846] iwlwifi: mvm: set protected flag only for NDP ranging

From: Greg Kroah-Hartman
Date: Mon Jan 24 2022 - 17:42:06 EST


From: Avraham Stern <avraham.stern@xxxxxxxxx>

[ Upstream commit 6bb2ea37c02db98cb677f978cfcb833ca608c5eb ]

Don't use protected ranging negotiation for FTM ranging as responders
that support only FTM ranging don't expect the FTM request to be
protected.

Signed-off-by: Avraham Stern <avraham.stern@xxxxxxxxx>
Fixes: 517a5eb9fab2 ("iwlwifi: mvm: when associated with PMF, use protected NDP ranging negotiation")
Signed-off-by: Luca Coelho <luciano.coelho@xxxxxxxxx>
Link: https://lore.kernel.org/r/iwlwifi.20211219132536.f50ed0e3c6b3.Ibff247ee9d4e6e0a1a2d08a3c8a4bbb37e6829dd@changeid
Signed-off-by: Luca Coelho <luciano.coelho@xxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c
index c7fee6a2f7fd4..6e1d37f258035 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c
@@ -499,7 +499,7 @@ iwl_mvm_ftm_put_target(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
rcu_read_lock();

sta = rcu_dereference(mvm->fw_id_to_mac_id[mvmvif->ap_sta_id]);
- if (sta->mfp)
+ if (sta->mfp && (peer->ftm.trigger_based || peer->ftm.non_trigger_based))
FTM_PUT_FLAG(PMF);

rcu_read_unlock();
--
2.34.1