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[IPV6] NDISC: Add proxy_ndp sysctl.

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We do not always need proxy NDP functionality even we
enable forwarding.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
YOSHIFUJI Hideaki
2006-09-22 14:43:49 -07:00
committed by David S. Miller
parent 62dd93181a
commit fbea49e1e2
6 changed files with 27 additions and 2 deletions
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4
net/ipv6/ip6_output.c
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@@ -412,7 +412,9 @@ int ip6_forward(struct sk_buff *skb)
return -ETIMEDOUT;
}
if (pneigh_lookup(&nd_tbl, &hdr->daddr, skb->dev, 0)) {
/* XXX: idev->cnf.proxy_ndp? */
if (ipv6_devconf.proxy_ndp &&
pneigh_lookup(&nd_tbl, &hdr->daddr, skb->dev, 0)) {
int proxied = ip6_forward_proxy_check(skb);
if (proxied > 0)
return ip6_input(skb);