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authorYOSHIFUJI Hideaki / 吉藤英明 <yoshfuji@linux-ipv6.org>2013-01-21 06:48:24 +0000
committerDavid S. Miller <davem@davemloft.net>2013-01-21 13:33:15 -0500
commitc8d6c380d9463e1405d821db7071e39f63acfb28 (patch)
tree959db44974ad205ef62eb0f4d21bc77cb956c92a
parent2576f17dfad402e2446244238ed22dddf35c2e53 (diff)
ndisc: Simplify arguments for ip6_nd_hdr().
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/ipv6/ndisc.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 7ce266f34cc7..05c69964f356 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -389,11 +389,10 @@ static struct sk_buff *ndisc_alloc_skb(struct net_device *dev,
return skb;
}
-static void ip6_nd_hdr(struct sock *sk,
- struct sk_buff *skb, struct net_device *dev,
+static void ip6_nd_hdr(struct sk_buff *skb, struct net_device *dev,
const struct in6_addr *saddr,
const struct in6_addr *daddr,
- int proto, int len)
+ int hop_limit, int len)
{
struct ipv6hdr *hdr;
@@ -407,8 +406,8 @@ static void ip6_nd_hdr(struct sock *sk,
ip6_flow_hdr(hdr, 0, 0);
hdr->payload_len = htons(len);
- hdr->nexthdr = proto;
- hdr->hop_limit = inet6_sk(sk)->hop_limit;
+ hdr->nexthdr = IPPROTO_ICMPV6;
+ hdr->hop_limit = hop_limit;
hdr->saddr = *saddr;
hdr->daddr = *daddr;
@@ -439,7 +438,7 @@ static struct sk_buff *ndisc_build_skb(struct net_device *dev,
if (!skb)
return NULL;
- ip6_nd_hdr(sk, skb, dev, saddr, daddr, IPPROTO_ICMPV6, len);
+ ip6_nd_hdr(skb, dev, saddr, daddr, inet6_sk(sk)->hop_limit, len);
skb->transport_header = skb->tail;
skb_put(skb, len);
@@ -1480,8 +1479,8 @@ void ndisc_send_redirect(struct sk_buff *skb, const struct in6_addr *target)
if (!buff)
goto release;
- ip6_nd_hdr(sk, buff, dev, &saddr_buf, &ipv6_hdr(skb)->saddr,
- IPPROTO_ICMPV6, len);
+ ip6_nd_hdr(buff, dev, &saddr_buf, &ipv6_hdr(skb)->saddr,
+ inet6_sk(sk)->hop_limit, len);
skb_set_transport_header(buff, skb_tail_pointer(buff) - buff->data);
skb_put(buff, len);