ipv6 mcast: Do not join device multicast for interface-local multicasts.
authorYOSHIFUJI Hideaki / 吉藤英明 <yoshfuji@linux-ipv6.org>
Sat, 9 Feb 2013 04:29:58 +0000 (04:29 +0000)
committerDavid S. Miller <davem@davemloft.net>
Mon, 11 Feb 2013 05:21:44 +0000 (00:21 -0500)
commitec16ef2228829698fdbd2f6b160ff52551a6bf8a
tree2dc5a8441691c824ea3c4fc185af78b0757d1609
parentf45a5c267da35174e22cec955093a7513dc1623d
ipv6 mcast: Do not join device multicast for interface-local multicasts.

RFC4291 (IPv6 addressing architecture) says that interface-Local scope
spans only a single interface on a node.  We should not join L2 device
multicast list for addresses in interface-local (or smaller) scope.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv6/mcast.c