MTK_RX_ETH_HLEN 749 drivers/net/ethernet/mediatek/mtk_eth_soc.c if (mtu + MTK_RX_ETH_HLEN < MTK_MAX_RX_LENGTH) MTK_RX_ETH_HLEN 750 drivers/net/ethernet/mediatek/mtk_eth_soc.c mtu = MTK_MAX_RX_LENGTH - MTK_RX_ETH_HLEN; MTK_RX_ETH_HLEN 26 drivers/net/ethernet/mediatek/mtk_eth_soc.h #define MTK_RX_HLEN (NET_SKB_PAD + MTK_RX_ETH_HLEN + NET_IP_ALIGN)