diff options
| author |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2007-04-20 22:47:35 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@sunset.davemloft.net> | 2007-04-25 22:25:10 -0700 |
| commit | eddc9ec53be2ecdbf4efe0efd4a83052594f0ac0 (patch) | |
| tree | 4a38ab4dbd9d61fdf5a5ea6ed61463e0b9e33ba7 /drivers/net/tg3.c | |
| parent | [IPMR]: Fix bug introduced when converting to skb_network_reset_header (diff) | |
| download | linux-dev-eddc9ec53be2ecdbf4efe0efd4a83052594f0ac0.tar.xz linux-dev-eddc9ec53be2ecdbf4efe0efd4a83052594f0ac0.zip | |
[SK_BUFF]: Introduce ip_hdr(), remove skb->nh.iph
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/tg3.c')
| -rw-r--r-- | drivers/net/tg3.c | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 62a3bba0097d..76a31afe20de 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -3909,12 +3909,13 @@ static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) mss |= (skb_headlen(skb) - ETH_HLEN) << 9; else { + struct iphdr *iph = ip_hdr(skb); + tcp_opt_len = ((skb->h.th->doff - 5) * 4); ip_tcp_len = ip_hdrlen(skb) + sizeof(struct tcphdr); - skb->nh.iph->check = 0; - skb->nh.iph->tot_len = htons(mss + ip_tcp_len + - tcp_opt_len); + iph->check = 0; + iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len); mss |= (ip_tcp_len + tcp_opt_len) << 9; } @@ -4055,6 +4056,7 @@ static int tg3_start_xmit_dma_bug(struct sk_buff *skb, struct net_device *dev) mss = 0; if (skb->len > (tp->dev->mtu + ETH_HLEN) && (mss = skb_shinfo(skb)->gso_size) != 0) { + struct iphdr *iph; int tcp_opt_len, ip_tcp_len, hdr_len; if (skb_header_cloned(skb) && @@ -4074,34 +4076,32 @@ static int tg3_start_xmit_dma_bug(struct sk_buff *skb, struct net_device *dev) base_flags |= (TXD_FLAG_CPU_PRE_DMA | TXD_FLAG_CPU_POST_DMA); - skb->nh.iph->check = 0; - skb->nh.iph->tot_len = htons(mss + hdr_len); + iph = ip_hdr(skb); + iph->check = 0; + iph->tot_len = htons(mss + hdr_len); if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) { skb->h.th->check = 0; base_flags &= ~TXD_FLAG_TCPUDP_CSUM; } else { - skb->h.th->check = - ~csum_tcpudp_magic(skb->nh.iph->saddr, - skb->nh.iph->daddr, - 0, IPPROTO_TCP, 0); + skb->h.th->check = ~csum_tcpudp_magic(iph->saddr, + iph->daddr, 0, + IPPROTO_TCP, 0); } if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO) || (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705)) { - if (tcp_opt_len || skb->nh.iph->ihl > 5) { + if (tcp_opt_len || iph->ihl > 5) { int tsflags; - tsflags = ((skb->nh.iph->ihl - 5) + - (tcp_opt_len >> 2)); + tsflags = (iph->ihl - 5) + (tcp_opt_len >> 2); mss |= (tsflags << 11); } } else { - if (tcp_opt_len || skb->nh.iph->ihl > 5) { + if (tcp_opt_len || iph->ihl > 5) { int tsflags; - tsflags = ((skb->nh.iph->ihl - 5) + - (tcp_opt_len >> 2)); + tsflags = (iph->ihl - 5) + (tcp_opt_len >> 2); base_flags |= tsflags << 12; } } |