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path: root/net/ipv6/xfrm6_mode_beet.c
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Diffstat (limited to 'net/ipv6/xfrm6_mode_beet.c')
-rw-r--r--net/ipv6/xfrm6_mode_beet.c27
1 files changed, 15 insertions, 12 deletions
diff --git a/net/ipv6/xfrm6_mode_beet.c b/net/ipv6/xfrm6_mode_beet.c
index edcfffa9e87b..2e61d6ddece3 100644
--- a/net/ipv6/xfrm6_mode_beet.c
+++ b/net/ipv6/xfrm6_mode_beet.c
@@ -38,17 +38,18 @@ static int xfrm6_beet_output(struct xfrm_state *x, struct sk_buff *skb)
int hdr_len;
skb_push(skb, x->props.header_len);
- iph = skb->nh.ipv6h;
+ iph = ipv6_hdr(skb);
hdr_len = ip6_find_1stfragopt(skb, &prevhdr);
- skb->nh.raw = prevhdr - x->props.header_len;
- skb->h.raw = skb->data + hdr_len;
+ skb_set_network_header(skb,
+ (prevhdr - x->props.header_len) - skb->data);
+ skb_set_transport_header(skb, hdr_len);
memmove(skb->data, iph, hdr_len);
- skb->nh.raw = skb->data;
- top_iph = skb->nh.ipv6h;
- skb->nh.raw = &top_iph->nexthdr;
- skb->h.ipv6h = top_iph + 1;
+ skb_reset_network_header(skb);
+ top_iph = ipv6_hdr(skb);
+ skb->transport_header = skb->network_header + sizeof(struct ipv6hdr);
+ skb->network_header += offsetof(struct ipv6hdr, nexthdr);
ipv6_addr_copy(&top_iph->saddr, (struct in6_addr *)&x->props.saddr);
ipv6_addr_copy(&top_iph->daddr, (struct in6_addr *)&x->id.daddr);
@@ -59,6 +60,7 @@ static int xfrm6_beet_output(struct xfrm_state *x, struct sk_buff *skb)
static int xfrm6_beet_input(struct xfrm_state *x, struct sk_buff *skb)
{
struct ipv6hdr *ip6h;
+ const unsigned char *old_mac;
int size = sizeof(struct ipv6hdr);
int err = -EINVAL;
@@ -66,13 +68,14 @@ static int xfrm6_beet_input(struct xfrm_state *x, struct sk_buff *skb)
goto out;
skb_push(skb, size);
- memmove(skb->data, skb->nh.raw, size);
- skb->nh.raw = skb->data;
+ memmove(skb->data, skb_network_header(skb), size);
+ skb_reset_network_header(skb);
- skb->mac.raw = memmove(skb->data - skb->mac_len,
- skb->mac.raw, skb->mac_len);
+ old_mac = skb_mac_header(skb);
+ skb_set_mac_header(skb, -skb->mac_len);
+ memmove(skb_mac_header(skb), old_mac, skb->mac_len);
- ip6h = skb->nh.ipv6h;
+ ip6h = ipv6_hdr(skb);
ip6h->payload_len = htons(skb->len - size);
ipv6_addr_copy(&ip6h->daddr, (struct in6_addr *) &x->sel.daddr.a6);
ipv6_addr_copy(&ip6h->saddr, (struct in6_addr *) &x->sel.saddr.a6);