net: addr IFLA_OPERSTATE to netlink message for ipv6 ifinfo
This is useful information to include in ipv6 netlink messages that
report interface information. IFLA_OPERSTATE is already included in
ipv4 messages, but missing for ipv6. This closes that gap.
Signed-off-by: Andy Gospodarek <gospo@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 5dfbac7..5924239 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -4706,6 +4706,7 @@
+ nla_total_size(MAX_ADDR_LEN) /* IFLA_ADDRESS */
+ nla_total_size(4) /* IFLA_MTU */
+ nla_total_size(4) /* IFLA_LINK */
+ + nla_total_size(1) /* IFLA_OPERSTATE */
+ nla_total_size(inet6_ifla6_size()); /* IFLA_PROTINFO */
}
@@ -4962,7 +4963,9 @@
nla_put(skb, IFLA_ADDRESS, dev->addr_len, dev->dev_addr)) ||
nla_put_u32(skb, IFLA_MTU, dev->mtu) ||
(dev->ifindex != dev_get_iflink(dev) &&
- nla_put_u32(skb, IFLA_LINK, dev_get_iflink(dev))))
+ nla_put_u32(skb, IFLA_LINK, dev_get_iflink(dev))) ||
+ nla_put_u8(skb, IFLA_OPERSTATE,
+ netif_running(dev) ? dev->operstate : IF_OPER_DOWN))
goto nla_put_failure;
protoinfo = nla_nest_start(skb, IFLA_PROTINFO);
if (!protoinfo)