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authorDavid S. Miller <davem@davemloft.net>2011-02-04 15:55:25 -0800
committerDavid S. Miller <davem@davemloft.net>2011-02-04 15:59:53 -0800
commit92d8682926342d2b6aa5b2ecc02221e00e1573a0 (patch)
tree7f70b9cc2975716ab60ddd632b9fecf0a51b828d /net/ipv6/ndisc.c
parent0131ba451e20239c5dc701027c1a2edef95e1a6e (diff)
downloadlinux-92d8682926342d2b6aa5b2ecc02221e00e1573a0.tar.bz2
inetpeer: Move ICMP rate limiting state into inet_peer entries.
Like metrics, the ICMP rate limiting bits are cached state about a destination. So move it into the inet_peer entries. If an inet_peer cannot be bound (the reason is memory allocation failure or similar), the policy is to allow. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ndisc.c')
-rw-r--r--net/ipv6/ndisc.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 2342545a5ee9..7254ce364006 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -1553,7 +1553,9 @@ void ndisc_send_redirect(struct sk_buff *skb, struct neighbour *neigh,
"ICMPv6 Redirect: destination is not a neighbour.\n");
goto release;
}
- if (!xrlim_allow(dst, 1*HZ))
+ if (!rt->rt6i_peer)
+ rt6_bind_peer(rt, 1);
+ if (inet_peer_xrlim_allow(rt->rt6i_peer, 1*HZ))
goto release;
if (dev->addr_len) {