diff options
| author | Heiner Kallweit <hkallweit1@gmail.com> | 2021-01-12 09:29:45 +0100 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-01-13 04:01:30 +0100 |
| commit | 206a75e003e17aad4fd60047deee2252fdc3df38 (patch) | |
| tree | 392e89381d335acb2ffc840e2086329017bb1389 /drivers/net/ethernet/realtek | |
| parent | r8169: align rtl_wol_suspend_quirk with vendor driver and rename it (diff) | |
| download | linux-206a75e003e17aad4fd60047deee2252fdc3df38.tar.xz linux-206a75e003e17aad4fd60047deee2252fdc3df38.zip | |
r8169: improve rtl8169_rx_csum
Extend the mask to include the checksum failure bits. This allows to
simplify the condition in rtl8169_rx_csum().
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: Saeed Mahameed <saeedm@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/realtek')
| -rw-r--r-- | drivers/net/ethernet/realtek/r8169_main.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index 84f488d1c884..b4c080cc6a28 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -533,6 +533,9 @@ enum rtl_rx_desc_bit { IPFail = (1 << 16), /* IP checksum failed */ UDPFail = (1 << 15), /* UDP/IP checksum failed */ TCPFail = (1 << 14), /* TCP/IP checksum failed */ + +#define RxCSFailMask (IPFail | UDPFail | TCPFail) + RxVlanTag = (1 << 16), /* VLAN tag available */ }; @@ -4377,10 +4380,9 @@ static inline int rtl8169_fragmented_frame(u32 status) static inline void rtl8169_rx_csum(struct sk_buff *skb, u32 opts1) { - u32 status = opts1 & RxProtoMask; + u32 status = opts1 & (RxProtoMask | RxCSFailMask); - if (((status == RxProtoTCP) && !(opts1 & TCPFail)) || - ((status == RxProtoUDP) && !(opts1 & UDPFail))) + if (status == RxProtoTCP || status == RxProtoUDP) skb->ip_summed = CHECKSUM_UNNECESSARY; else skb_checksum_none_assert(skb); |