lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

[IPV6] NDISC: Add proxy_ndp sysctl.

Browse Source 
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
Download Patch File Download Diff File Expand all files Collapse all files

8
net/ipv6/ndisc.c
View File

@@ -824,6 +824,7 @@ static void ndisc_recv_ns(struct sk_buff *skb)
if (ipv6_chk_acast_addr(dev, &msg->target) ||
(idev->cnf.forwarding &&
(ipv6_devconf.proxy_ndp || idev->cnf.proxy_ndp) &&
(pneigh = pneigh_lookup(&nd_tbl,
&msg->target, dev, 0)) != NULL)) {
if (!(NEIGH_CB(skb)->flags & LOCALLY_ENQUEUED) &&
@@ -966,8 +967,13 @@ static void ndisc_recv_na(struct sk_buff *skb)
* has already sent a NA to us.
*/
if (lladdr && !memcmp(lladdr, dev->dev_addr, dev->addr_len) &&
pneigh_lookup(&nd_tbl, &msg->target, dev, 0))
ipv6_devconf.forwarding && ipv6_devconf.proxy_ndp &&
pneigh_lookup(&nd_tbl, &msg->target, dev, 0)) {
/* XXX: idev->cnf.prixy_ndp */
WARN_ON(skb->dst != NULL &&
((struct rt6_info *)skb->dst)->rt6i_idev);
goto out;
}
neigh_update(neigh, lladdr,
msg->icmph.icmp6_solicited ? NUD_REACHABLE : NUD_STALE,