diff options
| author | Roopa Prabhu <roopa@cumulusnetworks.com> | 2018-12-15 22:35:09 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-12-16 14:42:34 -0800 |
| commit | 4767456212f8cd70775dc55d9bc72e184ff84642 (patch) | |
| tree | 907f7bcef700068b60753686aaf9b9ace171fea6 /net/bridge/br_fdb.c | |
| parent | 5b2f94b27622d5b92d1cebf4bb5a627db4444607 (diff) | |
bridge: support for ndo_fdb_get
This patch implements ndo_fdb_get for the bridge
fdb.
Signed-off-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Acked-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Reviewed-by: David Ahern <dsa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge/br_fdb.c')
| -rw-r--r-- | net/bridge/br_fdb.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c index 38b1d0dd0529..fe3c758791ca 100644 --- a/net/bridge/br_fdb.c +++ b/net/bridge/br_fdb.c @@ -773,6 +773,32 @@ skip: return err; } +int br_fdb_get(struct sk_buff *skb, + struct nlattr *tb[], + struct net_device *dev, + const unsigned char *addr, + u16 vid, u32 portid, u32 seq, + struct netlink_ext_ack *extack) +{ + struct net_bridge *br = netdev_priv(dev); + struct net_bridge_fdb_entry *f; + int err = 0; + + rcu_read_lock(); + f = br_fdb_find_rcu(br, addr, vid); + if (!f) { + NL_SET_ERR_MSG(extack, "Fdb entry not found"); + err = -ENOENT; + goto errout; + } + + err = fdb_fill_info(skb, br, f, portid, seq, + RTM_NEWNEIGH, 0); +errout: + rcu_read_unlock(); + return err; +} + /* Update (create or replace) forwarding database entry */ static int fdb_add_entry(struct net_bridge *br, struct net_bridge_port *source, const u8 *addr, u16 state, u16 flags, u16 vid, |