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-rw-r--r--net/core/dev.c30
1 files changed, 20 insertions, 10 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 7243421c9783..416137c64bf8 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -4767,6 +4767,13 @@ struct packet_offload *gro_find_complete_by_type(__be16 type)
4767} 4767}
4768EXPORT_SYMBOL(gro_find_complete_by_type); 4768EXPORT_SYMBOL(gro_find_complete_by_type);
4769 4769
4770static void napi_skb_free_stolen_head(struct sk_buff *skb)
4771{
4772 skb_dst_drop(skb);
4773 secpath_reset(skb);
4774 kmem_cache_free(skbuff_head_cache, skb);
4775}
4776
4770static gro_result_t napi_skb_finish(gro_result_t ret, struct sk_buff *skb) 4777static gro_result_t napi_skb_finish(gro_result_t ret, struct sk_buff *skb)
4771{ 4778{
4772 switch (ret) { 4779 switch (ret) {
@@ -4780,13 +4787,10 @@ static gro_result_t napi_skb_finish(gro_result_t ret, struct sk_buff *skb)
4780 break; 4787 break;
4781 4788
4782 case GRO_MERGED_FREE: 4789 case GRO_MERGED_FREE:
4783 if (NAPI_GRO_CB(skb)->free == NAPI_GRO_FREE_STOLEN_HEAD) { 4790 if (NAPI_GRO_CB(skb)->free == NAPI_GRO_FREE_STOLEN_HEAD)
4784 skb_dst_drop(skb); 4791 napi_skb_free_stolen_head(skb);
4785 secpath_reset(skb); 4792 else
4786 kmem_cache_free(skbuff_head_cache, skb);
4787 } else {
4788 __kfree_skb(skb); 4793 __kfree_skb(skb);
4789 }
4790 break; 4794 break;
4791 4795
4792 case GRO_HELD: 4796 case GRO_HELD:
@@ -4858,10 +4862,16 @@ static gro_result_t napi_frags_finish(struct napi_struct *napi,
4858 break; 4862 break;
4859 4863
4860 case GRO_DROP: 4864 case GRO_DROP:
4861 case GRO_MERGED_FREE:
4862 napi_reuse_skb(napi, skb); 4865 napi_reuse_skb(napi, skb);
4863 break; 4866 break;
4864 4867
4868 case GRO_MERGED_FREE:
4869 if (NAPI_GRO_CB(skb)->free == NAPI_GRO_FREE_STOLEN_HEAD)
4870 napi_skb_free_stolen_head(skb);
4871 else
4872 napi_reuse_skb(napi, skb);
4873 break;
4874
4865 case GRO_MERGED: 4875 case GRO_MERGED:
4866 case GRO_CONSUMED: 4876 case GRO_CONSUMED:
4867 break; 4877 break;
@@ -7783,9 +7793,9 @@ struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev,
7783 } else { 7793 } else {
7784 netdev_stats_to_stats64(storage, &dev->stats); 7794 netdev_stats_to_stats64(storage, &dev->stats);
7785 } 7795 }
7786 storage->rx_dropped += atomic_long_read(&dev->rx_dropped); 7796 storage->rx_dropped += (unsigned long)atomic_long_read(&dev->rx_dropped);
7787 storage->tx_dropped += atomic_long_read(&dev->tx_dropped); 7797 storage->tx_dropped += (unsigned long)atomic_long_read(&dev->tx_dropped);
7788 storage->rx_nohandler += atomic_long_read(&dev->rx_nohandler); 7798 storage->rx_nohandler += (unsigned long)atomic_long_read(&dev->rx_nohandler);
7789 return storage; 7799 return storage;
7790} 7800}
7791EXPORT_SYMBOL(dev_get_stats); 7801EXPORT_SYMBOL(dev_get_stats);