From 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 13 May 2024 10:30:14 +0000
Subject: [PATCH] modify sin led gpio

---
 kernel/drivers/net/wireless/marvell/mwifiex/sta_rx.c |   50 +++++++++++++++++++++++++++++++++-----------------
 1 files changed, 33 insertions(+), 17 deletions(-)

diff --git a/kernel/drivers/net/wireless/marvell/mwifiex/sta_rx.c b/kernel/drivers/net/wireless/marvell/mwifiex/sta_rx.c
index 00fcbda..5b16e33 100644
--- a/kernel/drivers/net/wireless/marvell/mwifiex/sta_rx.c
+++ b/kernel/drivers/net/wireless/marvell/mwifiex/sta_rx.c
@@ -1,10 +1,10 @@
 /*
- * Marvell Wireless LAN device driver: station RX data handling
+ * NXP Wireless LAN device driver: station RX data handling
  *
- * Copyright (C) 2011-2014, Marvell International Ltd.
+ * Copyright 2011-2020 NXP
  *
- * This software file (the "File") is distributed by Marvell International
- * Ltd. under the terms of the GNU General Public License Version 2, June 1991
+ * This software file (the "File") is distributed by NXP
+ * under the terms of the GNU General Public License Version 2, June 1991
  * (the "License").  You may use, redistribute and/or modify this File in
  * accordance with the terms and conditions of the License, a copy of which
  * is available by writing to the Free Software Foundation, Inc.,
@@ -98,12 +98,23 @@
 	rx_pkt_len = le16_to_cpu(local_rx_pd->rx_pkt_length);
 	rx_pkt_hdr = (void *)local_rx_pd + rx_pkt_off;
 
-	if ((!memcmp(&rx_pkt_hdr->rfc1042_hdr, bridge_tunnel_header,
-		     sizeof(bridge_tunnel_header))) ||
-	    (!memcmp(&rx_pkt_hdr->rfc1042_hdr, rfc1042_header,
-		     sizeof(rfc1042_header)) &&
-	     ntohs(rx_pkt_hdr->rfc1042_hdr.snap_type) != ETH_P_AARP &&
-	     ntohs(rx_pkt_hdr->rfc1042_hdr.snap_type) != ETH_P_IPX)) {
+	if (sizeof(rx_pkt_hdr->eth803_hdr) + sizeof(rfc1042_header) +
+	    rx_pkt_off > skb->len) {
+		mwifiex_dbg(priv->adapter, ERROR,
+			    "wrong rx packet offset: len=%d, rx_pkt_off=%d\n",
+			    skb->len, rx_pkt_off);
+		priv->stats.rx_dropped++;
+		dev_kfree_skb_any(skb);
+		return -1;
+	}
+
+	if (sizeof(*rx_pkt_hdr) + rx_pkt_off <= skb->len &&
+	    ((!memcmp(&rx_pkt_hdr->rfc1042_hdr, bridge_tunnel_header,
+		      sizeof(bridge_tunnel_header))) ||
+	     (!memcmp(&rx_pkt_hdr->rfc1042_hdr, rfc1042_header,
+		      sizeof(rfc1042_header)) &&
+	      ntohs(rx_pkt_hdr->rfc1042_hdr.snap_type) != ETH_P_AARP &&
+	      ntohs(rx_pkt_hdr->rfc1042_hdr.snap_type) != ETH_P_IPX))) {
 		/*
 		 *  Replace the 803 header and rfc1042 header (llc/snap) with an
 		 *    EthernetII header, keep the src/dst and snap_type
@@ -152,14 +163,17 @@
 		mwifiex_process_tdls_action_frame(priv, offset, rx_pkt_len);
 	}
 
-	priv->rxpd_rate = local_rx_pd->rx_rate;
-
-	priv->rxpd_htinfo = local_rx_pd->ht_info;
+	/* Only stash RX bitrate for unicast packets. */
+	if (likely(!is_multicast_ether_addr(rx_pkt_hdr->eth803_hdr.h_dest))) {
+		priv->rxpd_rate = local_rx_pd->rx_rate;
+		priv->rxpd_htinfo = local_rx_pd->ht_info;
+	}
 
 	if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA ||
 	    GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
-		adj_rx_rate = mwifiex_adjust_data_rate(priv, priv->rxpd_rate,
-						       priv->rxpd_htinfo);
+		adj_rx_rate = mwifiex_adjust_data_rate(priv,
+						       local_rx_pd->rx_rate,
+						       local_rx_pd->ht_info);
 		mwifiex_hist_data_add(priv, adj_rx_rate, local_rx_pd->snr,
 				      local_rx_pd->nf);
 	}
@@ -203,7 +217,8 @@
 
 	rx_pkt_hdr = (void *)local_rx_pd + rx_pkt_offset;
 
-	if ((rx_pkt_offset + rx_pkt_length) > (u16) skb->len) {
+	if ((rx_pkt_offset + rx_pkt_length) > skb->len ||
+	    sizeof(rx_pkt_hdr->eth803_hdr) + rx_pkt_offset > skb->len) {
 		mwifiex_dbg(adapter, ERROR,
 			    "wrong rx packet: len=%d, rx_pkt_offset=%d, rx_pkt_length=%d\n",
 			    skb->len, rx_pkt_offset, rx_pkt_length);
@@ -247,7 +262,8 @@
 							     local_rx_pd->nf);
 		}
 	} else {
-		if (rx_pkt_type != PKT_TYPE_BAR)
+		if (rx_pkt_type != PKT_TYPE_BAR &&
+		    local_rx_pd->priority < MAX_NUM_TID)
 			priv->rx_seq[local_rx_pd->priority] = seq_num;
 		memcpy(ta, priv->curr_bss_params.bss_descriptor.mac_address,
 		       ETH_ALEN);

--
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