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authorArnaldo Carvalho de Melo <acme@redhat.com>2007-04-20 22:47:35 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:25:10 -0700
commiteddc9ec53be2ecdbf4efe0efd4a83052594f0ac0 (patch)
tree4a38ab4dbd9d61fdf5a5ea6ed61463e0b9e33ba7 /drivers/net/ehea
parente023dd643798c4f06c16466af90b4d250e4b8bd7 (diff)
[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/ehea')
-rw-r--r--drivers/net/ehea/ehea_main.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c
index b1c90a4fe31..0dc701e611e 100644
--- a/drivers/net/ehea/ehea_main.c
+++ b/drivers/net/ehea/ehea_main.c
@@ -1262,7 +1262,7 @@ static int ehea_clean_portres(struct ehea_port *port, struct ehea_port_res *pr)
static inline void write_ip_start_end(struct ehea_swqe *swqe,
const struct sk_buff *skb)
{
- swqe->ip_start = (u8)(((u64)skb->nh.iph) - ((u64)skb->data));
+ swqe->ip_start = skb_network_offset(skb);
swqe->ip_end = (u8)(swqe->ip_start + ip_hdrlen(skb) - 1);
}
@@ -1688,6 +1688,7 @@ static void ehea_xmit2(struct sk_buff *skb, struct net_device *dev,
struct ehea_swqe *swqe, u32 lkey)
{
if (skb->protocol == htons(ETH_P_IP)) {
+ const struct iphdr *iph = ip_hdr(skb);
/* IPv4 */
swqe->tx_control |= EHEA_SWQE_CRC
| EHEA_SWQE_IP_CHECKSUM
@@ -1697,15 +1698,15 @@ static void ehea_xmit2(struct sk_buff *skb, struct net_device *dev,
write_ip_start_end(swqe, skb);
- if (skb->nh.iph->protocol == IPPROTO_UDP) {
- if ((skb->nh.iph->frag_off & IP_MF) ||
- (skb->nh.iph->frag_off & IP_OFFSET))
+ if (iph->protocol == IPPROTO_UDP) {
+ if ((iph->frag_off & IP_MF) ||
+ (iph->frag_off & IP_OFFSET))
/* IP fragment, so don't change cs */
swqe->tx_control &= ~EHEA_SWQE_TCP_CHECKSUM;
else
write_udp_offset_end(swqe, skb);
- } else if (skb->nh.iph->protocol == IPPROTO_TCP) {
+ } else if (iph->protocol == IPPROTO_TCP) {
write_tcp_offset_end(swqe, skb);
}
@@ -1731,10 +1732,11 @@ static void ehea_xmit3(struct sk_buff *skb, struct net_device *dev,
int i;
if (skb->protocol == htons(ETH_P_IP)) {
+ const struct iphdr *iph = ip_hdr(skb);
/* IPv4 */
write_ip_start_end(swqe, skb);
- if (skb->nh.iph->protocol == IPPROTO_TCP) {
+ if (iph->protocol == IPPROTO_TCP) {
swqe->tx_control |= EHEA_SWQE_CRC
| EHEA_SWQE_IP_CHECKSUM
| EHEA_SWQE_TCP_CHECKSUM
@@ -1742,9 +1744,9 @@ static void ehea_xmit3(struct sk_buff *skb, struct net_device *dev,
write_tcp_offset_end(swqe, skb);
- } else if (skb->nh.iph->protocol == IPPROTO_UDP) {
- if ((skb->nh.iph->frag_off & IP_MF) ||
- (skb->nh.iph->frag_off & IP_OFFSET))
+ } else if (iph->protocol == IPPROTO_UDP) {
+ if ((iph->frag_off & IP_MF) ||
+ (iph->frag_off & IP_OFFSET))
/* IP fragment, so don't change cs */
swqe->tx_control |= EHEA_SWQE_CRC
| EHEA_SWQE_IMM_DATA_PRESENT;