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2024-05-10 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb

 kernel/drivers/net/wireless/broadcom/brcm80211/brcmsmac/ampdu.c
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@@ -645,7 +645,7 @@
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 	u16 mimo_ctlchbw = PHY_TXC1_BW_20MHZ;
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 	u32 rspec = 0, rspec_fallback = 0;
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 	u32 rts_rspec = 0, rts_rspec_fallback = 0;
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-	u8 plcp0, plcp3, is40, sgi, mcs;
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+	u8 plcp0, is40, mcs;
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 	u16 mch;
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 	u8 preamble_type = BRCMS_GF_PREAMBLE;
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 	u8 fbr_preamble_type = BRCMS_GF_PREAMBLE;
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@@ -704,15 +704,12 @@
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 	txh->MacTxControlLow = cpu_to_le16(mcl);
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 	fbr = txrate[1].count > 0;
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-	if (!fbr) {
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+	if (!fbr)
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 		plcp0 = plcp[0];
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-		plcp3 = plcp[3];
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-	} else {
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+	else
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 		plcp0 = txh->FragPLCPFallback[0];
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-		plcp3 = txh->FragPLCPFallback[3];
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-	}
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+
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 	is40 = (plcp0 & MIMO_PLCP_40MHZ) ? 1 : 0;
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-	sgi = plcp3_issgi(plcp3) ? 1 : 0;
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 	mcs = plcp0 & ~MIMO_PLCP_40MHZ;
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 	if (is40) {
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@@ -850,10 +847,9 @@
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 	bool ba_recd = false, ack_recd = false;
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 	u8 suc_mpdu = 0, tot_mpdu = 0;
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 	uint supr_status;
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-	bool update_rate = true, retry = true, tx_error = false;
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+	bool retry = true;
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 	u16 mimoantsel = 0;
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-	u8 antselid = 0;
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-	u8 retry_limit, rr_retry_limit;
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+	u8 retry_limit;
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 	struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(p);
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854
 
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 #ifdef DEBUG
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@@ -866,15 +862,11 @@
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 	ini = &scb_ampdu->ini[tid];
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 	retry_limit = ampdu->retry_limit_tid[tid];
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-	rr_retry_limit = ampdu->rr_retry_limit_tid[tid];
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 	memset(bitmap, 0, sizeof(bitmap));
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 	queue = txs->frameid & TXFID_QUEUE_MASK;
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 	supr_status = txs->status & TX_STATUS_SUPR_MASK;
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868
 
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 	if (txs->status & TX_STATUS_ACK_RCV) {
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-		if (TX_STATUS_SUPR_UF == supr_status)
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-			update_rate = false;
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-
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 		WARN_ON(!(txs->status & TX_STATUS_INTERMEDIATE));
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 		start_seq = txs->sequence >> SEQNUM_SHIFT;
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 		bitmap[0] = (txs->status & TX_STATUS_BA_BMAP03_MASK) >>
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@@ -898,7 +890,6 @@
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 		ba_recd = true;
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 	} else {
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 		if (supr_status) {
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-			update_rate = false;
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 			if (supr_status == TX_STATUS_SUPR_BADCH) {
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 				brcms_dbg_ht(wlc->hw->d11core,
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 					  "%s: Pkt tx suppressed, illegal channel possibly %d\n",
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@@ -923,11 +914,9 @@
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 				 * if there were underflows, but pre-loading
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 				 * is not active, notify rate adaptation.
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 				 */
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-				if (brcms_c_ffpld_check_txfunfl(wlc, queue) > 0)
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-					tx_error = true;
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+				brcms_c_ffpld_check_txfunfl(wlc, queue);
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 			}
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 		} else if (txs->phyerr) {
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-			update_rate = false;
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 			brcms_dbg_ht(wlc->hw->d11core,
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 				     "%s: ampdu tx phy error (0x%x)\n",
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 				     __func__, txs->phyerr);
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@@ -1023,20 +1012,15 @@
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 	}
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 	/* update rate state */
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-	antselid = brcms_c_antsel_antsel2id(wlc->asi, mimoantsel);
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+	brcms_c_antsel_antsel2id(wlc->asi, mimoantsel);
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 }
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 void
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 brcms_c_ampdu_dotxstatus(struct ampdu_info *ampdu, struct scb *scb,
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 		     struct sk_buff *p, struct tx_status *txs)
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 {
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-	struct scb_ampdu *scb_ampdu;
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 	struct brcms_c_info *wlc = ampdu->wlc;
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-	struct scb_ampdu_tid_ini *ini;
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 	u32 s1 = 0, s2 = 0;
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-	struct ieee80211_tx_info *tx_info;
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-
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-	tx_info = IEEE80211_SKB_CB(p);
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1024
 
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 	/* BMAC_NOTE: For the split driver, second level txstatus comes later
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 	 * So if the ACK was received then wait for the second level else just
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@@ -1060,8 +1044,6 @@
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 	}
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 	if (scb) {
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-		scb_ampdu = &scb->scb_ampdu;
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-		ini = &scb_ampdu->ini[p->priority];
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 		brcms_c_ampdu_dotxstatus_complete(ampdu, scb, p, txs, s1, s2);
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 	} else {
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 		/* loop through all pkts and free */
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@@ -1069,7 +1051,6 @@
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 		struct d11txh *txh;
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 		u16 mcl;
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 		while (p) {
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-			tx_info = IEEE80211_SKB_CB(p);
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 			txh = (struct d11txh *) p->data;
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 			trace_brcms_txdesc(&wlc->hw->d11core->dev, txh,
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 					   sizeof(*txh));