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authorYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2006-08-23 17:12:24 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2006-09-22 14:55:41 -0700
commit5e032e32ecc2e6cb0385dc115ca9bfe5e19a9539 (patch)
treea920b2450737c8688ed7fbbbc73b47a7402f04c6
parenta57d27fc7107ddcc655ba2812cfebfce3163fd62 (diff)
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[IPV6] NDISC: Take source address into account for redirects.
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: Ville Nuorvala <vnuorval@tcs.hut.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/net/ip6_route.h1
-rw-r--r--net/ipv6/ndisc.c3
-rw-r--r--net/ipv6/route.c5
3 files changed, 6 insertions, 3 deletions
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 3f170f667c7b..249ce4545ef0 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -110,6 +110,7 @@ extern int rt6_route_rcv(struct net_device *dev,
struct in6_addr *gwaddr);
extern void rt6_redirect(struct in6_addr *dest,
+ struct in6_addr *src,
struct in6_addr *saddr,
struct neighbour *neigh,
u8 *lladdr,
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 419d65163819..32f28dec399e 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -1346,7 +1346,8 @@ static void ndisc_redirect_rcv(struct sk_buff *skb)
neigh = __neigh_lookup(&nd_tbl, target, skb->dev, 1);
if (neigh) {
- rt6_redirect(dest, &skb->nh.ipv6h->saddr, neigh, lladdr,
+ rt6_redirect(dest, &skb->nh.ipv6h->daddr,
+ &skb->nh.ipv6h->saddr, neigh, lladdr,
on_link);
neigh_release(neigh);
}
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 5d6e9083ca2c..a9b08a2422e0 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1279,7 +1279,8 @@ static int ip6_route_del(struct fib6_config *cfg)
/*
* Handle redirects
*/
-void rt6_redirect(struct in6_addr *dest, struct in6_addr *saddr,
+void rt6_redirect(struct in6_addr *dest, struct in6_addr *src,
+ struct in6_addr *saddr,
struct neighbour *neigh, u8 *lladdr, int on_link)
{
struct rt6_info *rt, *nrt = NULL;
@@ -1304,7 +1305,7 @@ void rt6_redirect(struct in6_addr *dest, struct in6_addr *saddr,
*/
read_lock_bh(&table->tb6_lock);
- fn = fib6_lookup(&table->tb6_root, dest, NULL);
+ fn = fib6_lookup(&table->tb6_root, dest, src);
restart:
for (rt = fn->leaf; rt; rt = rt->u.next) {
/*