iwlwifi: mvm: pass station to mac80211 RX where known

When we've already looked up the transmitter station, we can just
pass it to mac80211 using the new ieee80211_rx_napi(). This saves
the overhead of looking it up in mac80211 again.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
index 0da93b5..5fe7a0e 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
@@ -210,7 +210,7 @@
 	if (iwl_mvm_check_pn(mvm, skb, queue, sta))
 		kfree_skb(skb);
 	else
-		ieee80211_rx_napi(mvm->hw, NULL, skb, napi);
+		ieee80211_rx_napi(mvm->hw, sta, skb, napi);
 }
 
 static void iwl_mvm_get_signal_strength(struct iwl_mvm *mvm,