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Diffstat (limited to 'net/ipv6/mcast.c')
-rw-r--r--net/ipv6/mcast.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index 924e24907c3e..b2b37ba48b9c 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -1167,11 +1167,11 @@ int igmp6_event_query(struct sk_buff *skb)
return -EINVAL;
/* compute payload length excluding extension headers */
- len = ntohs(skb->nh.ipv6h->payload_len) + sizeof(struct ipv6hdr);
- len -= (char *)skb->h.raw - (char *)skb->nh.ipv6h;
+ len = ntohs(ipv6_hdr(skb)->payload_len) + sizeof(struct ipv6hdr);
+ len -= skb->h.raw - skb->nh.raw;
/* Drop queries with not link local source */
- if (!(ipv6_addr_type(&skb->nh.ipv6h->saddr)&IPV6_ADDR_LINKLOCAL))
+ if (!(ipv6_addr_type(&ipv6_hdr(skb)->saddr) & IPV6_ADDR_LINKLOCAL))
return -EINVAL;
idev = in6_dev_get(skb->dev);
@@ -1303,7 +1303,7 @@ int igmp6_event_report(struct sk_buff *skb)
hdr = (struct icmp6hdr*) skb->h.raw;
/* Drop reports with not link local source */
- addr_type = ipv6_addr_type(&skb->nh.ipv6h->saddr);
+ addr_type = ipv6_addr_type(&ipv6_hdr(skb)->saddr);
if (addr_type != IPV6_ADDR_ANY &&
!(addr_type&IPV6_ADDR_LINKLOCAL))
return -EINVAL;
@@ -1441,7 +1441,7 @@ static inline int mld_dev_queue_xmit2(struct sk_buff *skb)
unsigned char ha[MAX_ADDR_LEN];
int err;
- ndisc_mc_map(&skb->nh.ipv6h->daddr, ha, dev, 1);
+ ndisc_mc_map(&ipv6_hdr(skb)->daddr, ha, dev, 1);
err = dev->hard_header(skb, dev, ETH_P_IPV6, ha, NULL, skb->len);
if (err < 0) {
kfree_skb(skb);
@@ -1459,15 +1459,14 @@ static inline int mld_dev_queue_xmit(struct sk_buff *skb)
static void mld_sendpack(struct sk_buff *skb)
{
- struct ipv6hdr *pip6 = skb->nh.ipv6h;
+ struct ipv6hdr *pip6 = ipv6_hdr(skb);
struct mld2_report *pmr = (struct mld2_report *)skb->h.raw;
int payload_len, mldlen;
struct inet6_dev *idev = in6_dev_get(skb->dev);
int err;
IP6_INC_STATS(idev, IPSTATS_MIB_OUTREQUESTS);
- payload_len = skb->tail - (unsigned char *)skb->nh.ipv6h -
- sizeof(struct ipv6hdr);
+ payload_len = skb->tail - skb_network_header(skb) - sizeof(*pip6);
mldlen = skb->tail - skb->h.raw;
pip6->payload_len = htons(payload_len);