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authorJamal Hadi Salim2014-07-10 07:01:58 -0400
committerDavid S. Miller2014-07-10 12:37:33 -0700
commit5d5eacb34c9e1fdc0a47b885d832eaa4de860dc7 (patch)
tree880d3849c474c2d307928b99d22f9a4354e1387a /net/bridge/br_fdb.c
parent69b4b7a4148e94a3fe7f06f72ee70113a6c61837 (diff)
bridge: fdb dumping takes a filter device
Dumping a bridge fdb dumps every fdb entry held. With this change we are going to filter on selected bridge port. Signed-off-by: Jamal Hadi Salim <jhs@mojatatu.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.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index 7be33667a839..6edecd11ecf0 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -676,6 +676,7 @@ errout:
int br_fdb_dump(struct sk_buff *skb,
struct netlink_callback *cb,
struct net_device *dev,
+ struct net_device *filter_dev,
int idx)
{
struct net_bridge *br = netdev_priv(dev);
@@ -691,6 +692,10 @@ int br_fdb_dump(struct sk_buff *skb,
if (idx < cb->args[0])
goto skip;
+ if (filter_dev && (!f->dst || !f->dst->dev ||
+ f->dst->dev != filter_dev))
+ goto skip;
+
if (fdb_fill_info(skb, br, f,
NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,