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[BRIDGE]: allow full size vlan packets

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Need to allow for VLAN header when bridging.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Stephen Hemminger 2006-04-26 02:39:19 -07:00 committed by David S. Miller
parent 4d5c34ec7b
commit 85ca719e57
1 changed files with 7 additions and 1 deletions
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8
net/bridge/br_forward.c
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@ -16,6 +16,7 @@
#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"
@ -29,10 +30,15 @@ static inline int should_deliver(const struct net_bridge_port *p,
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)
{
/* drop mtu oversized packets except tso */
if (skb->len > skb->dev->mtu && !skb_shinfo(skb)->tso_size)
if (packet_length(skb) > skb->dev->mtu && !skb_shinfo(skb)->tso_size)
kfree_skb(skb);
else {
#ifdef CONFIG_BRIDGE_NETFILTER