target/linux/generic-2.6/patches-2.6.27/151-netfilter_imq_2.6.27.patch

   1 --- a/drivers/net/imq.c
   2 +++ b/drivers/net/imq.c
   3 @@ -178,10 +178,11 @@ static int imq_nf_queue(struct nf_queue_
   4         struct sk_buff *skb2 = NULL;
   5         struct Qdisc *q;
   6         unsigned int index = entry->skb->imq_flags & IMQ_F_IFMASK;
   7 -       int ret = -1;
   8 +       struct netdev_queue *txq;
   9 +       int ret = -EINVAL;
  10
  11         if (index > numdevs)
  12 -               return -1;
  13 +               return ret;
  14
  15         /* check for imq device by index from cache */
  16         dev = imq_devs_cache[index];
  17 @@ -194,7 +195,7 @@ static int imq_nf_queue(struct nf_queue_
  18                 if (!dev) {
  19                         /* not found ?!*/
  20                         BUG();
  21 -                       return -1;
  22 +                       return ret;
  23                 }
  24
  25                 imq_devs_cache[index] = dev;
  26 @@ -212,17 +213,19 @@ static int imq_nf_queue(struct nf_queue_
  27                 skb2 = entry->skb;
  28                 entry->skb = skb_clone(entry->skb, GFP_ATOMIC);
  29                 if (!entry->skb)
  30 -                       return -1;
  31 +                       return -ENOMEM;
  32         }
  33         entry->skb->nf_queue_entry = entry;
  34
  35         dev->stats.rx_bytes += entry->skb->len;
  36         dev->stats.rx_packets++;
  37
  38 -       spin_lock_bh(&dev->queue_lock);
  39 -       q = dev->qdisc;
  40 +       txq = netdev_get_tx_queue(dev, 0);
  41 +       __netif_tx_lock_bh(txq);
  42 +       q = txq->qdisc;
  43 +
  44         if (q->enqueue) {
  45 -               q->enqueue(skb_get(entry->skb), q);
  46 +               qdisc_enqueue_root(skb_get(entry->skb), q);
  47                 if (skb_shared(entry->skb)) {
  48                         entry->skb->destructor = imq_skb_destructor;
  49                         kfree_skb(entry->skb);
  50 @@ -231,7 +234,7 @@ static int imq_nf_queue(struct nf_queue_
  51         }
  52         if (!test_and_set_bit(1, &priv->tasklet_pending))
  53                 tasklet_schedule(&priv->tasklet);
  54 -       spin_unlock_bh(&dev->queue_lock);
  55 +       __netif_tx_unlock_bh(txq);
  56
  57         if (skb2)
  58                 kfree_skb(ret ? entry->skb : skb2);
  59 @@ -248,11 +251,13 @@ static void qdisc_run_tasklet(unsigned l
  60  {
  61         struct net_device *dev = (struct net_device *)arg;
  62         struct imq_private *priv = netdev_priv(dev);
  63 +       struct netdev_queue *txq;
  64
  65 -       spin_lock(&dev->queue_lock);
  66 -       qdisc_run(dev);
  67 +       netif_tx_lock(dev);
  68 +       txq = netdev_get_tx_queue(dev, 0);
  69 +       qdisc_run(txq->qdisc);
  70         clear_bit(1, &priv->tasklet_pending);
  71 -       spin_unlock(&dev->queue_lock);
  72 +       netif_tx_unlock(dev);
  73  }
  74
  75  static unsigned int imq_nf_hook(unsigned int hook, struct sk_buff *pskb,