Commit 46c7655f authored by Kangmin Park's avatar Kangmin Park Committed by David S. Miller
Browse files

ipv6: decrease hop limit counter in ip6_forward() 



Decrease hop limit counter when deliver skb to ndp proxy.

Signed-off-by: default avatarKangmin Park <l4stpr0gr4m@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 227adfb2

net/ipv6/ip6_output.c

+3 −2
Original line number Diff line number Diff line
@@ -549,9 +549,10 @@ int ip6_forward(struct sk_buff *skb) 
	if (net->ipv6.devconf_all->proxy_ndp &&

	    pneigh_lookup(&nd_tbl, net, &hdr->daddr, skb->dev, 0)) {

		int proxied = ip6_forward_proxy_check(skb);

		if (proxied > 0)

		if (proxied > 0) {

			hdr->hop_limit--;

			return ip6_input(skb);

		else if (proxied < 0) {

		} else if (proxied < 0) {

			__IP6_INC_STATS(net, idev, IPSTATS_MIB_INDISCARDS);

			goto drop;

		}