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| author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2013-04-26 09:14:47 +0300 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2013-04-26 09:14:47 +0300 |
| commit | 9bf9d47a29afbf7a43eae74a988a4aefe88ccbfd (patch) | |
| tree | 966b838e2190a7d6868cda5f4eee6d0f490da27c /net/core/dev.c | |
| parent | e45f265e7ea3ee6de24efe91fe2928d603cb1741 (diff) | |
| parent | 138f296e140f79cb955caba70690076fb14e6f6d (diff) | |
Merge branch '3.10/fb-mmap' into for-next
Merge topic branch to get vm_iomap_memory into use.
Conflicts:
drivers/video/fbmon.c
Diffstat (limited to 'net/core/dev.c')
| -rw-r--r-- | net/core/dev.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index b13e5c766c11..b24ab0e98eb4 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1624,7 +1624,6 @@ int dev_forward_skb(struct net_device *dev, struct sk_buff *skb) } skb_orphan(skb); - nf_reset(skb); if (unlikely(!is_skb_forwardable(dev, skb))) { atomic_long_inc(&dev->rx_dropped); @@ -1640,6 +1639,7 @@ int dev_forward_skb(struct net_device *dev, struct sk_buff *skb) skb->mark = 0; secpath_reset(skb); nf_reset(skb); + nf_reset_trace(skb); return netif_rx(skb); } EXPORT_SYMBOL_GPL(dev_forward_skb); @@ -2148,6 +2148,9 @@ static void skb_warn_bad_offload(const struct sk_buff *skb) struct net_device *dev = skb->dev; const char *driver = ""; + if (!net_ratelimit()) + return; + if (dev && dev->dev.parent) driver = dev_driver_string(dev->dev.parent); @@ -3314,6 +3317,7 @@ int netdev_rx_handler_register(struct net_device *dev, if (dev->rx_handler) return -EBUSY; + /* Note: rx_handler_data must be set before rx_handler */ rcu_assign_pointer(dev->rx_handler_data, rx_handler_data); rcu_assign_pointer(dev->rx_handler, rx_handler); @@ -3334,6 +3338,11 @@ void netdev_rx_handler_unregister(struct net_device *dev) ASSERT_RTNL(); RCU_INIT_POINTER(dev->rx_handler, NULL); + /* a reader seeing a non NULL rx_handler in a rcu_read_lock() + * section has a guarantee to see a non NULL rx_handler_data + * as well. + */ + synchronize_net(); RCU_INIT_POINTER(dev->rx_handler_data, NULL); } EXPORT_SYMBOL_GPL(netdev_rx_handler_unregister); |