rtl88x2CE_WiFi_linux add concurrent mode

hc

2024-09-20 cf4ce59b3b70238352c7f1729f0f7223214828ad

 kernel/net/mac80211/agg-tx.c
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@@ -491,7 +491,7 @@
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 {
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 	struct tid_ampdu_tx *tid_tx;
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 	struct ieee80211_local *local = sta->local;
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-	struct ieee80211_sub_if_data *sdata = sta->sdata;
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+	struct ieee80211_sub_if_data *sdata;
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 	struct ieee80211_ampdu_params params = {
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 		.sta = &sta->sta,
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 		.action = IEEE80211_AMPDU_TX_START,
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@@ -521,6 +521,7 @@
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 	 */
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 	synchronize_net();
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+	sdata = sta->sdata;
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 	params.ssn = sta->tid_seq[tid] >> 4;
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 	ret = drv_ampdu_action(local, sdata, &params);
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 	tid_tx->ssn = params.ssn;
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@@ -534,6 +535,9 @@
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 		 */
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 		set_bit(HT_AGG_STATE_DRV_READY, &tid_tx->state);
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 	} else if (ret) {
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+		if (!sdata)
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+			return;
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+
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 		ht_dbg(sdata,
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 		       "BA request denied - HW unavailable for %pM tid %d\n",
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 		       sta->sta.addr, tid);