diff options
| author | Jiri Pirko <jpirko@redhat.com> | 2011-03-12 06:14:39 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-03-16 22:53:54 +0300 |
| commit | 8a4eb5734e8d1dc60a8c28576bbbdfdcc643626d (patch) | |
| tree | ed4cd2f9a2a04a30994a8f8964a81834c895c0c9 /drivers/net/macvlan.c | |
| parent | 2d7011ca79f1a8792e04d131b8ea21db179ab917 (diff) | |
| download | linux-8a4eb5734e8d1dc60a8c28576bbbdfdcc643626d.tar.xz | |
net: introduce rx_handler results and logic around that
This patch allows rx_handlers to better signalize what to do next to
it's caller. That makes skb->deliver_no_wcard no longer needed.
kernel-doc for rx_handler_result is taken from Nicolas' patch.
Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Reviewed-by: Nicolas de Pesloüan <nicolas.2p.debian@free.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/macvlan.c')
| -rw-r--r-- | drivers/net/macvlan.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 497991bd3b64..5b37d3c191e4 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -152,9 +152,10 @@ static void macvlan_broadcast(struct sk_buff *skb, } /* called under rcu_read_lock() from netif_receive_skb */ -static struct sk_buff *macvlan_handle_frame(struct sk_buff *skb) +static rx_handler_result_t macvlan_handle_frame(struct sk_buff **pskb) { struct macvlan_port *port; + struct sk_buff *skb = *pskb; const struct ethhdr *eth = eth_hdr(skb); const struct macvlan_dev *vlan; const struct macvlan_dev *src; @@ -184,7 +185,7 @@ static struct sk_buff *macvlan_handle_frame(struct sk_buff *skb) */ macvlan_broadcast(skb, port, src->dev, MACVLAN_MODE_VEPA); - return skb; + return RX_HANDLER_PASS; } if (port->passthru) @@ -192,12 +193,12 @@ static struct sk_buff *macvlan_handle_frame(struct sk_buff *skb) else vlan = macvlan_hash_lookup(port, eth->h_dest); if (vlan == NULL) - return skb; + return RX_HANDLER_PASS; dev = vlan->dev; if (unlikely(!(dev->flags & IFF_UP))) { kfree_skb(skb); - return NULL; + return RX_HANDLER_CONSUMED; } len = skb->len + ETH_HLEN; skb = skb_share_check(skb, GFP_ATOMIC); @@ -211,7 +212,7 @@ static struct sk_buff *macvlan_handle_frame(struct sk_buff *skb) out: macvlan_count_rx(vlan, len, ret == NET_RX_SUCCESS, 0); - return NULL; + return RX_HANDLER_CONSUMED; } static int macvlan_queue_xmit(struct sk_buff *skb, struct net_device *dev) |