netconf: advertise mc_forwarding status
This patch advertise the MC_FORWARDING status for IPv4 and IPv6.
This field is readonly, only multicast engine in the kernel updates it.
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 22ae75d..28e0e62 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -469,6 +469,8 @@
/* type -1 is used for ALL */
if (type == -1 || type == NETCONFA_FORWARDING)
size += nla_total_size(4);
+ if (type == -1 || type == NETCONFA_MC_FORWARDING)
+ size += nla_total_size(4);
return size;
}
@@ -496,6 +498,10 @@
if ((type == -1 || type == NETCONFA_FORWARDING) &&
nla_put_s32(skb, NETCONFA_FORWARDING, devconf->forwarding) < 0)
goto nla_put_failure;
+ if ((type == -1 || type == NETCONFA_MC_FORWARDING) &&
+ nla_put_s32(skb, NETCONFA_MC_FORWARDING,
+ devconf->mc_forwarding) < 0)
+ goto nla_put_failure;
return nlmsg_end(skb, nlh);
@@ -504,8 +510,8 @@
return -EMSGSIZE;
}
-static void inet6_netconf_notify_devconf(struct net *net, int type, int ifindex,
- struct ipv6_devconf *devconf)
+void inet6_netconf_notify_devconf(struct net *net, int type, int ifindex,
+ struct ipv6_devconf *devconf)
{
struct sk_buff *skb;
int err = -ENOBUFS;