netdev - [PATCH net-next v4 2/4] net: ethernet: mtk_eth_soc: pass correct VLAN protocol ID to the network stack

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Message-Id: <20221114124214.58199-3-nbd@nbd.name>
Date:   Mon, 14 Nov 2022 13:42:12 +0100
From:   Felix Fietkau <nbd@....name>
To:     netdev@...r.kernel.org, John Crispin <john@...ozen.org>,
        Sean Wang <sean.wang@...iatek.com>,
        Mark Lee <Mark-MC.Lee@...iatek.com>,
        Lorenzo Bianconi <lorenzo@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Matthias Brugger <matthias.bgg@...il.com>
Cc:     Vladimir Oltean <olteanv@...il.com>,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH net-next v4 2/4] net: ethernet: mtk_eth_soc: pass correct VLAN protocol ID to the network stack

Use the id from the DMA descriptor instead of hardcoding 802.1q

Signed-off-by: Felix Fietkau <nbd@....name>
---
 drivers/net/ethernet/mediatek/mtk_eth_soc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index 1cf76fd7afbc..891dd6937f89 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -1936,7 +1936,7 @@ static int mtk_poll_rx(struct napi_struct *napi, int budget,
 						htons(RX_DMA_VPID(trxd.rxd4)),
 						RX_DMA_VID(trxd.rxd4));
 			} else if (trxd.rxd2 & RX_DMA_VTAG) {
-				__vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q),
+				__vlan_hwaccel_put_tag(skb, htons(RX_DMA_VPID(trxd.rxd3)),
 						       RX_DMA_VID(trxd.rxd3));
 			}
 
-- 
2.38.1