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fedora core 6 1.2949 + vserver 2.2.0
[linux-2.6.git]
/
net
/
bridge
/
br_forward.c
diff --git
a/net/bridge/br_forward.c
b/net/bridge/br_forward.c
index
dac7f06
..
191b861
100644
(file)
--- a/
net/bridge/br_forward.c
+++ b/
net/bridge/br_forward.c
@@
-16,32
+16,32
@@
#include <linux/kernel.h>
#include <linux/netdevice.h>
#include <linux/skbuff.h>
#include <linux/kernel.h>
#include <linux/netdevice.h>
#include <linux/skbuff.h>
+#include <linux/if_vlan.h>
#include <linux/netfilter_bridge.h>
#include "br_private.h"
#include <linux/netfilter_bridge.h>
#include "br_private.h"
+/* Don't forward packets to originating port or forwarding diasabled */
static inline int should_deliver(const struct net_bridge_port *p,
const struct sk_buff *skb)
{
static inline int should_deliver(const struct net_bridge_port *p,
const struct sk_buff *skb)
{
- if (skb->dev == p->dev ||
- p->state != BR_STATE_FORWARDING)
- return 0;
+ return (skb->dev != p->dev && p->state == BR_STATE_FORWARDING);
+}
- return 1;
+static inline unsigned packet_length(const struct sk_buff *skb)
+{
+ return skb->len - (skb->protocol == htons(ETH_P_8021Q) ? VLAN_HLEN : 0);
}
int br_dev_queue_push_xmit(struct sk_buff *skb)
{
}
int br_dev_queue_push_xmit(struct sk_buff *skb)
{
- /* drop mtu oversized packets except
t
so */
- if (
skb->len > skb->dev->mtu && !skb_shinfo(skb)->tso_size
)
+ /* drop mtu oversized packets except
g
so */
+ if (
packet_length(skb) > skb->dev->mtu && !skb_is_gso(skb)
)
kfree_skb(skb);
else {
kfree_skb(skb);
else {
-#ifdef CONFIG_BRIDGE_NETFILTER
/* ip_refrag calls ip_fragment, doesn't copy the MAC header. */
if (nf_bridge_maybe_copy_header(skb))
kfree_skb(skb);
/* ip_refrag calls ip_fragment, doesn't copy the MAC header. */
if (nf_bridge_maybe_copy_header(skb))
kfree_skb(skb);
- else
-#endif
- {
+ else {
skb_push(skb, ETH_HLEN);
dev_queue_xmit(skb);
skb_push(skb, ETH_HLEN);
dev_queue_xmit(skb);
@@
-53,10
+53,9
@@
int br_dev_queue_push_xmit(struct sk_buff *skb)
int br_forward_finish(struct sk_buff *skb)
{
int br_forward_finish(struct sk_buff *skb)
{
- NF_HOOK(PF_BRIDGE, NF_BR_POST_ROUTING, skb, NULL, skb->dev,
-
br_dev_queue_push_xmit);
+
return
NF_HOOK(PF_BRIDGE, NF_BR_POST_ROUTING, skb, NULL, skb->dev,
+ br_dev_queue_push_xmit);
- return 0;
}
static void __br_deliver(const struct net_bridge_port *to, struct sk_buff *skb)
}
static void __br_deliver(const struct net_bridge_port *to, struct sk_buff *skb)