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authorstephen hemminger <shemminger@vyatta.com>2011-04-04 14:03:27 +0000
committerDavid S. Miller <davem@davemloft.net>2011-04-04 17:22:25 -0700
commit03e9b64b89243ccc6f8f48f5955a5a78a8ca1431 (patch)
tree5ab589f74076a17cea2b08aca5ce4354cde32142 /net
parent0545a3037773512d3448557ba048cebb73b3e4af (diff)
downloadop-kernel-dev-03e9b64b89243ccc6f8f48f5955a5a78a8ca1431.zip
op-kernel-dev-03e9b64b89243ccc6f8f48f5955a5a78a8ca1431.tar.gz
bridge: change arguments to fdb_create
Later patch provides ability to create non-local static entry. To make this easier move the updating of the flag values to after the code that creates entry. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/bridge/br_fdb.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index 88485cc..70bd0bf 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -320,8 +320,7 @@ static inline struct net_bridge_fdb_entry *fdb_find(struct hlist_head *head,
static struct net_bridge_fdb_entry *fdb_create(struct hlist_head *head,
struct net_bridge_port *source,
- const unsigned char *addr,
- int is_local)
+ const unsigned char *addr)
{
struct net_bridge_fdb_entry *fdb;
@@ -329,10 +328,9 @@ static struct net_bridge_fdb_entry *fdb_create(struct hlist_head *head,
if (fdb) {
memcpy(fdb->addr.addr, addr, ETH_ALEN);
fdb->dst = source;
- fdb->is_local = is_local;
- fdb->is_static = is_local;
+ fdb->is_local = 0;
+ fdb->is_static = 0;
fdb->ageing_timer = jiffies;
-
hlist_add_head_rcu(&fdb->hlist, head);
}
return fdb;
@@ -360,12 +358,15 @@ static int fdb_insert(struct net_bridge *br, struct net_bridge_port *source,
fdb_delete(fdb);
}
- if (!fdb_create(head, source, addr, 1))
+ fdb = fdb_create(head, source, addr);
+ if (!fdb)
return -ENOMEM;
+ fdb->is_local = fdb->is_static = 1;
return 0;
}
+/* Add entry for local address of interface */
int br_fdb_insert(struct net_bridge *br, struct net_bridge_port *source,
const unsigned char *addr)
{
@@ -407,8 +408,9 @@ void br_fdb_update(struct net_bridge *br, struct net_bridge_port *source,
}
} else {
spin_lock(&br->hash_lock);
- if (!fdb_find(head, addr))
- fdb_create(head, source, addr, 0);
+ if (likely(!fdb_find(head, addr)))
+ fdb_create(head, source, addr);
+
/* else we lose race and someone else inserts
* it first, don't bother updating
*/
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