diff options
| author | YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> | 2008-04-03 09:22:53 +0900 |
|---|---|---|
| committer | YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> | 2008-04-05 22:33:38 +0900 |
| commit | 7bc570c8b4f75ddb3fd5dbeb38127cdc4acbcc9c (patch) | |
| tree | b688b728c3ea08479f75986d1e9f590fca1f8715 /net/ipv6/ip6_output.c | |
| parent | 80a9492a33dd7d852465625022d56ff76d62174d (diff) | |
[IPV6] MROUTE: Support multicast forwarding.
Based on ancient patch by Mickael Hoerdt
<hoerdt@clarinet.u-strasbg.fr>, which is available at
<http://www-r2.u-strasbg.fr/~hoerdt/dev/linux_ipv6_mforwarding/patch-linux-ipv6-mforwarding-0.1a>.
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Diffstat (limited to 'net/ipv6/ip6_output.c')
| -rw-r--r-- | net/ipv6/ip6_output.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index a8b4da25b0a7..c0dbe549cc42 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -55,6 +55,7 @@ #include <net/icmp.h> #include <net/xfrm.h> #include <net/checksum.h> +#include <linux/mroute6.h> static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *)); @@ -137,8 +138,9 @@ static int ip6_output2(struct sk_buff *skb) struct inet6_dev *idev = ip6_dst_idev(skb->dst); if (!(dev->flags & IFF_LOOPBACK) && (!np || np->mc_loop) && - ipv6_chk_mcast_addr(dev, &ipv6_hdr(skb)->daddr, - &ipv6_hdr(skb)->saddr)) { + ((mroute6_socket && !(IP6CB(skb)->flags & IP6SKB_FORWARDED)) || + ipv6_chk_mcast_addr(dev, &ipv6_hdr(skb)->daddr, + &ipv6_hdr(skb)->saddr))) { struct sk_buff *newskb = skb_clone(skb, GFP_ATOMIC); /* Do not check for IFF_ALLMULTI; multicast routing |