[PATCH net-next v2 4/4] ipv6: stop multicast forwarding to process reserved/interface/link scoped addresses
From: Hannes Frederic Sowa <hidden>
Date: 2013-02-16 19:10:22
Subsystem:
networking [general], networking [ipv4/ipv6], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, David Ahern, Ido Schimmel, Linus Torvalds
v2: a) unchanged Cc: YOSHIFUJI Hideaki <redacted> Cc: Brian Haley <redacted> Signed-off-by: Hannes Frederic Sowa <redacted> --- net/ipv6/ip6_input.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c
index 5b10414..974ba8b 100644
--- a/net/ipv6/ip6_input.c
+++ b/net/ipv6/ip6_input.c@@ -279,7 +279,7 @@ int ip6_mc_input(struct sk_buff *skb) * IPv6 multicast router mode is now supported ;) */ if (dev_net(skb->dev)->ipv6.devconf_all->mc_forwarding && - !(ipv6_addr_type(&hdr->daddr) & IPV6_ADDR_LINKLOCAL) && + !__ipv6_addr_needs_scope_id(__ipv6_addr_props(&hdr->daddr)) && likely(!(IP6CB(skb)->flags & IP6SKB_FORWARDED))) { /* * Okay, we try to forward - split and duplicate
--
1.8.1.2