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authorNikolay Aleksandrov <nikolay@cumulusnetworks.com>2015-10-06 14:11:55 +0200
committerDavid S. Miller <davem@davemloft.net>2015-10-07 04:49:27 -0700
commit4ebc7660ab4559cad10b6595e05f70562bb26dc5 (patch)
treed71e83da8746bc9a5a49a68e634ec2352d3e7ef3 /net/bridge/br_netlink.c
parentdeaa0a6a930edc79081268bf23b196d0340499af (diff)
bridge: netlink: export port's root id
Add IFLA_BRPORT_ROOT_ID to allow getting the designated root id via netlink. Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge/br_netlink.c')
-rw-r--r--net/bridge/br_netlink.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index 330abf4b033a..cad4050310ee 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -127,6 +127,7 @@ static inline size_t br_port_info_size(void)
+ nla_total_size(1) /* IFLA_BRPORT_UNICAST_FLOOD */
+ nla_total_size(1) /* IFLA_BRPORT_PROXYARP */
+ nla_total_size(1) /* IFLA_BRPORT_PROXYARP_WIFI */
+ + nla_total_size(sizeof(struct ifla_bridge_id)) /* IFLA_BRPORT_ROOT_ID */
+ 0;
}
@@ -160,7 +161,9 @@ static int br_port_fill_attrs(struct sk_buff *skb,
nla_put_u8(skb, IFLA_BRPORT_UNICAST_FLOOD, !!(p->flags & BR_FLOOD)) ||
nla_put_u8(skb, IFLA_BRPORT_PROXYARP, !!(p->flags & BR_PROXYARP)) ||
nla_put_u8(skb, IFLA_BRPORT_PROXYARP_WIFI,
- !!(p->flags & BR_PROXYARP_WIFI)))
+ !!(p->flags & BR_PROXYARP_WIFI)) ||
+ nla_put(skb, IFLA_BRPORT_ROOT_ID, sizeof(struct ifla_bridge_id),
+ &p->designated_root))
return -EMSGSIZE;
return 0;