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-rw-r--r--net/core/dev.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index a29a359b15d1..feaab4898a5b 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2068,6 +2068,33 @@ out:
}
#endif
+/*
+ * netif_nit_deliver - deliver received packets to network taps
+ * @skb: buffer
+ *
+ * This function is used to deliver incoming packets to network
+ * taps. It should be used when the normal netif_receive_skb path
+ * is bypassed, for example because of VLAN acceleration.
+ */
+void netif_nit_deliver(struct sk_buff *skb)
+{
+ struct packet_type *ptype;
+
+ if (list_empty(&ptype_all))
+ return;
+
+ skb_reset_network_header(skb);
+ skb_reset_transport_header(skb);
+ skb->mac_len = skb->network_header - skb->mac_header;
+
+ rcu_read_lock();
+ list_for_each_entry_rcu(ptype, &ptype_all, list) {
+ if (!ptype->dev || ptype->dev == skb->dev)
+ deliver_skb(skb, ptype, skb->dev);
+ }
+ rcu_read_unlock();
+}
+
/**
* netif_receive_skb - process receive buffer from network
* @skb: buffer to process