Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6

[karo-tx-linux.git] / net / core / dev.c

diff --git a/net/core/dev.c b/net/core/dev.c
index 7c6a46f803724633e6539c81186f4ff955f0e297..8e726cb47ed78d7836471f5fa9624202cec77d55 100644 (file)
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -749,7 +749,8 @@ EXPORT_SYMBOL(dev_get_by_index);
  *     @ha: hardware address
  *
  *     Search for an interface by MAC address. Returns NULL if the device
- *     is not found or a pointer to the device. The caller must hold RCU
+ *     is not found or a pointer to the device.
+ *     The caller must hold RCU or RTNL.
  *     The returned device has not had its ref count increased
  *     and the caller must therefore be careful about locking
  *
@@ -2562,7 +2563,8 @@ static int get_rps_cpu(struct net_device *dev, struct sk_buff *skb,
 
        map = rcu_dereference(rxqueue->rps_map);
        if (map) {
-               if (map->len == 1) {
+               if (map->len == 1 &&
+                   !rcu_dereference_raw(rxqueue->rps_flow_table)) {
                        tcpu = map->cpus[0];
                        if (cpu_online(tcpu))
                                cpu = tcpu;
@@ -3423,6 +3425,8 @@ static void napi_reuse_skb(struct napi_struct *napi, struct sk_buff *skb)
        __skb_pull(skb, skb_headlen(skb));
        skb_reserve(skb, NET_IP_ALIGN - skb_headroom(skb));
        skb->vlan_tci = 0;
+       skb->dev = napi->dev;
+       skb->skb_iif = 0;
 
        napi->skb = skb;
 }
@@ -5656,30 +5660,35 @@ struct net_device *alloc_netdev_mqs(int sizeof_priv, const char *name,
 
        dev_net_set(dev, &init_net);
 
+       dev->gso_max_size = GSO_MAX_SIZE;
+
+       INIT_LIST_HEAD(&dev->ethtool_ntuple_list.list);
+       dev->ethtool_ntuple_list.count = 0;
+       INIT_LIST_HEAD(&dev->napi_list);
+       INIT_LIST_HEAD(&dev->unreg_list);
+       INIT_LIST_HEAD(&dev->link_watch_list);
+       dev->priv_flags = IFF_XMIT_DST_RELEASE;
+       setup(dev);
+
        dev->num_tx_queues = txqs;
        dev->real_num_tx_queues = txqs;
        if (netif_alloc_netdev_queues(dev))
-               goto free_pcpu;
+               goto free_all;
 
 #ifdef CONFIG_RPS
        dev->num_rx_queues = rxqs;
        dev->real_num_rx_queues = rxqs;
        if (netif_alloc_rx_queues(dev))
-               goto free_pcpu;
+               goto free_all;
 #endif
 
-       dev->gso_max_size = GSO_MAX_SIZE;
-
-       INIT_LIST_HEAD(&dev->ethtool_ntuple_list.list);
-       dev->ethtool_ntuple_list.count = 0;
-       INIT_LIST_HEAD(&dev->napi_list);
-       INIT_LIST_HEAD(&dev->unreg_list);
-       INIT_LIST_HEAD(&dev->link_watch_list);
-       dev->priv_flags = IFF_XMIT_DST_RELEASE;
-       setup(dev);
        strcpy(dev->name, name);
        return dev;
 
+free_all:
+       free_netdev(dev);
+       return NULL;
+
 free_pcpu:
        free_percpu(dev->pcpu_refcnt);
        kfree(dev->_tx);