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authorTodd Poynor <toddpoynor@google.com>2012-04-19 15:15:48 -0700
committerTodd Poynor <toddpoynor@google.com>2012-04-19 15:20:03 -0700
commit94225ab0bef6f32108eaa410bb894caa2b4317e2 (patch)
tree3696c83cc5109c7e439c8228fe6be72a3a4a74fe /net/bridge
parent801cb6260fb5cae3bbc513927b583447c38d9deb (diff)
parent0527fde0639955203ad48a9fd83bd6fc35e82e07 (diff)
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Merge linux-stable 3.0.28 into android-3.0
Change-Id: Iee820738e53627f5d0447a87ceff34443aa72786 Signed-off-by: Todd Poynor <toddpoynor@google.com>
Diffstat (limited to 'net/bridge')
-rw-r--r--net/bridge/br_device.c3
-rw-r--r--net/bridge/br_if.c9
-rw-r--r--net/bridge/br_multicast.c7
-rw-r--r--net/bridge/br_netfilter.c6
-rw-r--r--net/bridge/br_netlink.c1
-rw-r--r--net/bridge/br_private.h1
6 files changed, 16 insertions, 11 deletions
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index a9dd166..dac6a21 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -92,7 +92,6 @@ static int br_dev_open(struct net_device *dev)
{
struct net_bridge *br = netdev_priv(dev);
- netif_carrier_off(dev);
netdev_update_features(dev);
netif_start_queue(dev);
br_stp_enable_bridge(br);
@@ -109,8 +108,6 @@ static int br_dev_stop(struct net_device *dev)
{
struct net_bridge *br = netdev_priv(dev);
- netif_carrier_off(dev);
-
br_stp_disable_bridge(br);
br_multicast_stop(br);
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index 6f156c1..4490873 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -161,9 +161,10 @@ static void del_nbp(struct net_bridge_port *p)
call_rcu(&p->rcu, destroy_nbp_rcu);
}
-/* called with RTNL */
-static void del_br(struct net_bridge *br, struct list_head *head)
+/* Delete bridge device */
+void br_dev_delete(struct net_device *dev, struct list_head *head)
{
+ struct net_bridge *br = netdev_priv(dev);
struct net_bridge_port *p, *n;
list_for_each_entry_safe(p, n, &br->port_list, list) {
@@ -268,7 +269,7 @@ int br_del_bridge(struct net *net, const char *name)
}
else
- del_br(netdev_priv(dev), NULL);
+ br_dev_delete(dev, NULL);
rtnl_unlock();
return ret;
@@ -445,7 +446,7 @@ void __net_exit br_net_exit(struct net *net)
rtnl_lock();
for_each_netdev(net, dev)
if (dev->priv_flags & IFF_EBRIDGE)
- del_br(netdev_priv(dev), &list);
+ br_dev_delete(dev, &list);
unregister_netdevice_many(&list);
rtnl_unlock();
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index 995cbe0..c23a4b1 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -446,8 +446,11 @@ static struct sk_buff *br_ip6_multicast_alloc_query(struct net_bridge *br,
ip6h->nexthdr = IPPROTO_HOPOPTS;
ip6h->hop_limit = 1;
ipv6_addr_set(&ip6h->daddr, htonl(0xff020000), 0, 0, htonl(1));
- ipv6_dev_get_saddr(dev_net(br->dev), br->dev, &ip6h->daddr, 0,
- &ip6h->saddr);
+ if (ipv6_dev_get_saddr(dev_net(br->dev), br->dev, &ip6h->daddr, 0,
+ &ip6h->saddr)) {
+ kfree_skb(skb);
+ return NULL;
+ }
ipv6_eth_mc_map(&ip6h->daddr, eth->h_dest);
hopopt = (u8 *)(ip6h + 1);
diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c
index 56149ec..3dc7f54 100644
--- a/net/bridge/br_netfilter.c
+++ b/net/bridge/br_netfilter.c
@@ -343,24 +343,26 @@ static int br_nf_pre_routing_finish_ipv6(struct sk_buff *skb)
static int br_nf_pre_routing_finish_bridge(struct sk_buff *skb)
{
struct nf_bridge_info *nf_bridge = skb->nf_bridge;
+ struct neighbour *neigh;
struct dst_entry *dst;
skb->dev = bridge_parent(skb->dev);
if (!skb->dev)
goto free_skb;
dst = skb_dst(skb);
+ neigh = dst_get_neighbour(dst);
if (dst->hh) {
neigh_hh_bridge(dst->hh, skb);
skb->dev = nf_bridge->physindev;
return br_handle_frame_finish(skb);
- } else if (dst->neighbour) {
+ } else if (neigh) {
/* the neighbour function below overwrites the complete
* MAC header, so we save the Ethernet source address and
* protocol number. */
skb_copy_from_linear_data_offset(skb, -(ETH_HLEN-ETH_ALEN), skb->nf_bridge->data, ETH_HLEN-ETH_ALEN);
/* tell br_dev_xmit to continue with forwarding */
nf_bridge->mask |= BRNF_BRIDGED_DNAT;
- return dst->neighbour->output(skb);
+ return neigh->output(skb);
}
free_skb:
kfree_skb(skb);
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index ffb0dc4..2c16055 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -208,6 +208,7 @@ static struct rtnl_link_ops br_link_ops __read_mostly = {
.priv_size = sizeof(struct net_bridge),
.setup = br_dev_setup,
.validate = br_validate,
+ .dellink = br_dev_delete,
};
int __init br_netlink_init(void)
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 78cc364..857a021 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -294,6 +294,7 @@ static inline int br_is_root_bridge(const struct net_bridge *br)
/* br_device.c */
extern void br_dev_setup(struct net_device *dev);
+extern void br_dev_delete(struct net_device *dev, struct list_head *list);
extern netdev_tx_t br_dev_xmit(struct sk_buff *skb,
struct net_device *dev);
#ifdef CONFIG_NET_POLL_CONTROLLER