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authorJens Axboe <jaxboe@fusionio.com>2011-03-01 15:04:39 -0500
committerJens Axboe <jaxboe@fusionio.com>2011-03-01 15:04:39 -0500
commit6fae9c25134baffbeeb20031479e7ff6f6d8eec0 (patch)
treec9ab89992ce5293a43cd455a81dc8a5926a28a5e /net/bridge/br_fdb.c
parentc186794dbb466b45cf40f942f2d09d6d5b4b0e42 (diff)
parentf5412be599602124d2bdd49947b231dd77c0bf99 (diff)
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Merge commit 'v2.6.38-rc6' into for-2.6.39/core
Conflicts: block/cfq-iosched.c Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'net/bridge/br_fdb.c')
-rw-r--r--net/bridge/br_fdb.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index 90512cc..88485cc 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -238,15 +238,18 @@ struct net_bridge_fdb_entry *__br_fdb_get(struct net_bridge *br,
int br_fdb_test_addr(struct net_device *dev, unsigned char *addr)
{
struct net_bridge_fdb_entry *fdb;
+ struct net_bridge_port *port;
int ret;
- if (!br_port_exists(dev))
- return 0;
-
rcu_read_lock();
- fdb = __br_fdb_get(br_port_get_rcu(dev)->br, addr);
- ret = fdb && fdb->dst->dev != dev &&
- fdb->dst->state == BR_STATE_FORWARDING;
+ port = br_port_get_rcu(dev);
+ if (!port)
+ ret = 0;
+ else {
+ fdb = __br_fdb_get(port->br, addr);
+ ret = fdb && fdb->dst->dev != dev &&
+ fdb->dst->state == BR_STATE_FORWARDING;
+ }
rcu_read_unlock();
return ret;
@@ -325,12 +328,12 @@ static struct net_bridge_fdb_entry *fdb_create(struct hlist_head *head,
fdb = kmem_cache_alloc(br_fdb_cache, GFP_ATOMIC);
if (fdb) {
memcpy(fdb->addr.addr, addr, ETH_ALEN);
- hlist_add_head_rcu(&fdb->hlist, head);
-
fdb->dst = source;
fdb->is_local = is_local;
fdb->is_static = is_local;
fdb->ageing_timer = jiffies;
+
+ hlist_add_head_rcu(&fdb->hlist, head);
}
return fdb;
}