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[TIPC] Improved tolerance to promiscuous mode interface 

Signed-off-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: Per Liden <per.liden@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jon Maloy 2006-06-25 23:36:43 -07:00 committed by David S. Miller
parent fcc18e83e1
commit 5e3c8854c1
1 changed files with 11 additions and 9 deletions
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20
net/tipc/eth_media.c
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@ -98,17 +98,19 @@ static int recv_msg(struct sk_buff *buf, struct net_device *dev,
u32 size;
if (likely(eb_ptr->bearer)) {
size = msg_size((struct tipc_msg *)buf->data);
skb_trim(buf, size);
if (likely(buf->len == size)) {
buf->next = NULL;
tipc_recv_msg(buf, eb_ptr->bearer);
} else {
kfree_skb(buf);
if (likely(!dev->promiscuity) ||
!memcmp(buf->mac.raw,dev->dev_addr,ETH_ALEN) ||
!memcmp(buf->mac.raw,dev->broadcast,ETH_ALEN)) {
size = msg_size((struct tipc_msg *)buf->data);
skb_trim(buf, size);
if (likely(buf->len == size)) {
buf->next = NULL;
tipc_recv_msg(buf, eb_ptr->bearer);
return TIPC_OK;
}
}
} else {
kfree_skb(buf);
}
kfree_skb(buf);
return TIPC_OK;
}