iwlwifi: mvm: Do not open aggregations for null data packets

Currently we try to open an aggregation for every packet (given that one
is not already open).

This causes redundant overhead (addba/delba) for null data packets.

Do not open an aggregation for null data packets.

Signed-off-by: Matti Gottlieb <matti.gottlieb@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs.h b/drivers/net/wireless/intel/iwlwifi/mvm/rs.h
index 90d046f..d4a7fe2 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rs.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs.h
@@ -362,7 +362,7 @@
 
 /* Notify RS about Tx status */
 void iwl_mvm_rs_tx_status(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
-			  int tid, struct ieee80211_tx_info *info);
+			  int tid, struct ieee80211_tx_info *info, bool ndp);
 
 /**
  * iwl_rate_control_register - Register the rate control algorithm callbacks