diff options
| author | Heiner Kallweit <hkallweit1@gmail.com> | 2020-02-18 23:12:52 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-02-19 22:21:00 +0300 |
| commit | 2344120dd713122028abd434985351631ce4b2b0 (patch) | |
| tree | bc6ab69407a9a4dc89802b6c0953e0972f5d13ad /drivers/net/usb | |
| parent | 1eb2c576efcf930f58e3054b8890bf96d9caa474 (diff) | |
| download | linux-2344120dd713122028abd434985351631ce4b2b0.tar.xz | |
r8152: use new helper tcp_v6_gso_csum_prep
Use new helper tcp_v6_gso_csum_prep in additional network drivers.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Acked-by: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/usb')
| -rw-r--r-- | drivers/net/usb/r8152.c | 26 |
1 files changed, 2 insertions, 24 deletions
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 78ddbaf6401b..709578f4d060 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -1948,29 +1948,6 @@ drop: } } -/* msdn_giant_send_check() - * According to the document of microsoft, the TCP Pseudo Header excludes the - * packet length for IPv6 TCP large packets. - */ -static int msdn_giant_send_check(struct sk_buff *skb) -{ - const struct ipv6hdr *ipv6h; - struct tcphdr *th; - int ret; - - ret = skb_cow_head(skb, 0); - if (ret) - return ret; - - ipv6h = ipv6_hdr(skb); - th = tcp_hdr(skb); - - th->check = 0; - th->check = ~tcp_v6_check(0, &ipv6h->saddr, &ipv6h->daddr, 0); - - return ret; -} - static inline void rtl_tx_vlan_tag(struct tx_desc *desc, struct sk_buff *skb) { if (skb_vlan_tag_present(skb)) { @@ -2016,10 +1993,11 @@ static int r8152_tx_csum(struct r8152 *tp, struct tx_desc *desc, break; case htons(ETH_P_IPV6): - if (msdn_giant_send_check(skb)) { + if (skb_cow_head(skb, 0)) { ret = TX_CSUM_TSO; goto unavailable; } + tcp_v6_gso_csum_prep(skb); opts1 |= GTSENDV6; break; |