wifi: mac80211: remove ieee80211_tx_status_8023

It is unused and should not be used. In order to avoid limitations in
4-address mode, the driver should always use ieee80211_tx_status_ext for
802.3 frames with a valid sta pointer.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Link: https://lore.kernel.org/r/20230417133751.79160-1-nbd@nbd.nameSigned-off-by: Johannes Berg <johannes.berg@intel.com>

include/net/mac80211.h

@@ -5215,26 +5215,6 @@ static inline void ieee80211_tx_status_ni(struct ieee80211_hw *hw,
 void ieee80211_tx_status_irqsafe(struct ieee80211_hw *hw,
 				 struct sk_buff *skb);
 
-/**
- * ieee80211_tx_status_8023 - transmit status callback for 802.3 frame format
- *
- * Call this function for all transmitted data frames after their transmit
- * completion. This callback should only be called for data frames which
- * are using driver's (or hardware's) offload capability of encap/decap
- * 802.11 frames.
- *
- * This function may not be called in IRQ context. Calls to this function
- * for a single hardware must be synchronized against each other and all
- * calls in the same tx status family.
- *
- * @hw: the hardware the frame was transmitted by
- * @vif: the interface for which the frame was transmitted
- * @skb: the frame that was transmitted, owned by mac80211 after this call
- */
-void ieee80211_tx_status_8023(struct ieee80211_hw *hw,
-			       struct ieee80211_vif *vif,
-			       struct sk_buff *skb);
-
 /**
  * ieee80211_report_low_ack - report non-responding station
  *

net/mac80211/status.c

@@ -1244,30 +1244,6 @@ void ieee80211_tx_rate_update(struct ieee80211_hw *hw,
 }
 EXPORT_SYMBOL(ieee80211_tx_rate_update);
 
-void ieee80211_tx_status_8023(struct ieee80211_hw *hw,
-			      struct ieee80211_vif *vif,
-			      struct sk_buff *skb)
-{
-	struct ieee80211_sub_if_data *sdata;
-	struct ieee80211_tx_status status = {
-		.skb = skb,
-		.info = IEEE80211_SKB_CB(skb),
-	};
-	struct sta_info *sta;
-
-	sdata = vif_to_sdata(vif);
-
-	rcu_read_lock();
-
-	if (!ieee80211_lookup_ra_sta(sdata, skb, &sta) && !IS_ERR(sta))
-		status.sta = &sta->sta;
-
-	ieee80211_tx_status_ext(hw, &status);
-
-	rcu_read_unlock();
-}
-EXPORT_SYMBOL(ieee80211_tx_status_8023);
-
 void ieee80211_report_low_ack(struct ieee80211_sta *pubsta, u32 num_packets)
 {
 	struct sta_info *sta = container_of(pubsta, struct sta_info, sta);