diff options
Diffstat (limited to 'net/dsa/tag_trailer.c')
| -rw-r--r-- | net/dsa/tag_trailer.c | 26 |
1 files changed, 6 insertions, 20 deletions
diff --git a/net/dsa/tag_trailer.c b/net/dsa/tag_trailer.c index 26f977176978..aafc2fc74c30 100644 --- a/net/dsa/tag_trailer.c +++ b/net/dsa/tag_trailer.c @@ -11,6 +11,7 @@ #include <linux/etherdevice.h> #include <linux/list.h> #include <linux/slab.h> +#include <net/dsa.h> #include "dsa_priv.h" static struct sk_buff *trailer_xmit(struct sk_buff *skb, struct net_device *dev) @@ -57,22 +58,17 @@ static struct sk_buff *trailer_xmit(struct sk_buff *skb, struct net_device *dev) return nskb; } -static int trailer_rcv(struct sk_buff *skb, struct net_device *dev, - struct packet_type *pt, struct net_device *orig_dev) +static struct sk_buff *trailer_rcv(struct sk_buff *skb, struct net_device *dev, + struct packet_type *pt, + struct net_device *orig_dev) { struct dsa_switch_tree *dst = dev->dsa_ptr; struct dsa_switch *ds; u8 *trailer; int source_port; - if (unlikely(dst == NULL)) - goto out_drop; ds = dst->cpu_switch; - skb = skb_unshare(skb, GFP_ATOMIC); - if (skb == NULL) - goto out; - if (skb_linearize(skb)) goto out_drop; @@ -88,21 +84,11 @@ static int trailer_rcv(struct sk_buff *skb, struct net_device *dev, pskb_trim_rcsum(skb, skb->len - 4); skb->dev = ds->ports[source_port].netdev; - skb_push(skb, ETH_HLEN); - skb->pkt_type = PACKET_HOST; - skb->protocol = eth_type_trans(skb, skb->dev); - - skb->dev->stats.rx_packets++; - skb->dev->stats.rx_bytes += skb->len; - netif_receive_skb(skb); - - return 0; + return skb; out_drop: - kfree_skb(skb); -out: - return 0; + return NULL; } const struct dsa_device_ops trailer_netdev_ops = { |