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-rw-r--r--drivers/net/macvlan.c8
-rw-r--r--include/linux/if_macvlan.h3
-rw-r--r--net/core/dev.c10
3 files changed, 11 insertions, 10 deletions
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 9a939d828b47..1b78c0057a8d 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -145,19 +145,15 @@ 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 struct sk_buff *macvlan_handle_frame(struct macvlan_port *port,
+ struct sk_buff *skb)
{
const struct ethhdr *eth = eth_hdr(skb);
- const struct macvlan_port *port;
const struct macvlan_dev *vlan;
const struct macvlan_dev *src;
struct net_device *dev;
unsigned int len;
- port = rcu_dereference(skb->dev->macvlan_port);
- if (port == NULL)
- return skb;
-
if (is_multicast_ether_addr(eth->h_dest)) {
src = macvlan_hash_lookup(port, eth->h_source);
if (!src)
diff --git a/include/linux/if_macvlan.h b/include/linux/if_macvlan.h
index b78a712247da..9ea047aca795 100644
--- a/include/linux/if_macvlan.h
+++ b/include/linux/if_macvlan.h
@@ -85,6 +85,7 @@ extern netdev_tx_t macvlan_start_xmit(struct sk_buff *skb,
struct net_device *dev);
-extern struct sk_buff *(*macvlan_handle_frame_hook)(struct sk_buff *);
+extern struct sk_buff *(*macvlan_handle_frame_hook)(struct macvlan_port *,
+ struct sk_buff *);
#endif /* _LINUX_IF_MACVLAN_H */
diff --git a/net/core/dev.c b/net/core/dev.c
index 3daee30a7c82..5cbba0927a8e 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2612,7 +2612,8 @@ static inline struct sk_buff *handle_bridge(struct sk_buff *skb,
#endif
#if defined(CONFIG_MACVLAN) || defined(CONFIG_MACVLAN_MODULE)
-struct sk_buff *(*macvlan_handle_frame_hook)(struct sk_buff *skb) __read_mostly;
+struct sk_buff *(*macvlan_handle_frame_hook)(struct macvlan_port *p,
+ struct sk_buff *skb) __read_mostly;
EXPORT_SYMBOL_GPL(macvlan_handle_frame_hook);
static inline struct sk_buff *handle_macvlan(struct sk_buff *skb,
@@ -2620,14 +2621,17 @@ static inline struct sk_buff *handle_macvlan(struct sk_buff *skb,
int *ret,
struct net_device *orig_dev)
{
- if (skb->dev->macvlan_port == NULL)
+ struct macvlan_port *port;
+
+ port = rcu_dereference(skb->dev->macvlan_port);
+ if (!port)
return skb;
if (*pt_prev) {
*ret = deliver_skb(skb, *pt_prev, orig_dev);
*pt_prev = NULL;
}
- return macvlan_handle_frame_hook(skb);
+ return macvlan_handle_frame_hook(port, skb);
}
#else
#define handle_macvlan(skb, pt_prev, ret, orig_dev) (skb)