1 files changed, 6 insertions, 27 deletions

diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index 79b822be6..c366ccc8b 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -27,7 +27,6 @@ EXPORT_SYMBOL_GPL(nf_br_ops);
 /* net device transmit always called with BH disabled */
 netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev)
 {
-	enum skb_drop_reason reason = pskb_may_pull_reason(skb, ETH_HLEN);
 	struct net_bridge_mcast_port *pmctx_null = NULL;
 	struct net_bridge *br = netdev_priv(dev);
 	struct net_bridge_mcast *brmctx = &br->multicast_ctx;
@@ -39,11 +38,6 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev)
 	const unsigned char *dest;
 	u16 vid = 0;
 
-	if (unlikely(reason != SKB_NOT_DROPPED_YET)) {
-		kfree_skb_reason(skb, reason);
-		return NETDEV_TX_OK;
-	}
-
 	memset(skb->cb, 0, sizeof(struct br_input_skb_cb));
 	br_tc_skb_miss_set(skb, false);
 
@@ -114,38 +108,23 @@ out:
 	return NETDEV_TX_OK;
 }
 
-static struct lock_class_key bridge_netdev_addr_lock_key;
-
-static void br_set_lockdep_class(struct net_device *dev)
-{
-	lockdep_set_class(&dev->addr_list_lock, &bridge_netdev_addr_lock_key);
-}
-
 static int br_dev_init(struct net_device *dev)
 {
 	struct net_bridge *br = netdev_priv(dev);
 	int err;
 
-	dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
-	if (!dev->tstats)
-		return -ENOMEM;
-
 	err = br_fdb_hash_init(br);
-	if (err) {
-		free_percpu(dev->tstats);
+	if (err)
 		return err;
-	}
 
 	err = br_mdb_hash_init(br);
 	if (err) {
-		free_percpu(dev->tstats);
 		br_fdb_hash_fini(br);
 		return err;
 	}
 
 	err = br_vlan_init(br);
 	if (err) {
-		free_percpu(dev->tstats);
 		br_mdb_hash_fini(br);
 		br_fdb_hash_fini(br);
 		return err;
@@ -153,14 +132,14 @@ static int br_dev_init(struct net_device *dev)
 
 	err = br_multicast_init_stats(br);
 	if (err) {
-		free_percpu(dev->tstats);
 		br_vlan_flush(br);
 		br_mdb_hash_fini(br);
 		br_fdb_hash_fini(br);
+		return err;
 	}
 
-	br_set_lockdep_class(dev);
-	return err;
+	netdev_lockdep_set_classes(dev);
+	return 0;
 }
 
 static void br_dev_uninit(struct net_device *dev)
@@ -172,7 +151,6 @@ static void br_dev_uninit(struct net_device *dev)
 	br_vlan_flush(br);
 	br_mdb_hash_fini(br);
 	br_fdb_hash_fini(br);
-	free_percpu(dev->tstats);
 }
 
 static int br_dev_open(struct net_device *dev)
@@ -487,7 +465,7 @@ static const struct net_device_ops br_netdev_ops = {
 	.ndo_fill_forward_path	 = br_fill_forward_path,
 };
 
-static struct device_type br_type = {
+static const struct device_type br_type = {
 	.name	= "bridge",
 };
 
@@ -509,6 +487,7 @@ void br_dev_setup(struct net_device *dev)
 	dev->hw_features = COMMON_FEATURES | NETIF_F_HW_VLAN_CTAG_TX |
 			   NETIF_F_HW_VLAN_STAG_TX;
 	dev->vlan_features = COMMON_FEATURES;
+	dev->pcpu_stat_type = NETDEV_PCPU_STAT_TSTATS;
 
 	br->dev = dev;
 	spin_lock_init(&br->lock);