diff mbox series

[net-next,v2,01/12] net: ethernet: mtk_eth_soc: account for vlan in rx header length

Message ID 20221109163426.76164-2-nbd@nbd.name (mailing list archive)
State New, archived
Headers show
Series Multiqueue + DSA untag support + fixes for mtk_eth_soc | expand

Commit Message

Felix Fietkau Nov. 9, 2022, 4:34 p.m. UTC
The network stack assumes that devices can handle an extra VLAN tag without
increasing the MTU

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

Comments

Vladimir Oltean Nov. 10, 2022, 2:31 p.m. UTC | #1
On Wed, Nov 09, 2022 at 05:34:15PM +0100, Felix Fietkau wrote:
> The network stack assumes that devices can handle an extra VLAN tag without
> increasing the MTU
> 
> Signed-off-by: Felix Fietkau <nbd@nbd.name>
> ---

Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
diff mbox series

Patch

diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
index 589f27ddc401..3d7cdc1efbbc 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
@@ -29,7 +29,7 @@ 
 #define MTK_TX_DMA_BUF_LEN_V2	0xffff
 #define MTK_DMA_SIZE		512
 #define MTK_MAC_COUNT		2
-#define MTK_RX_ETH_HLEN		(ETH_HLEN + ETH_FCS_LEN)
+#define MTK_RX_ETH_HLEN		(VLAN_ETH_HLEN + ETH_FCS_LEN)
 #define MTK_RX_HLEN		(NET_SKB_PAD + MTK_RX_ETH_HLEN + NET_IP_ALIGN)
 #define MTK_DMA_DUMMY_DESC	0xffffffff
 #define MTK_DEFAULT_MSG_ENABLE	(NETIF_MSG_DRV | \