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-rw-r--r--net/tipc/eth_media.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/net/tipc/eth_media.c b/net/tipc/eth_media.c
index 77d2d9ce8962..711ca4b1f051 100644
--- a/net/tipc/eth_media.c
+++ b/net/tipc/eth_media.c
@@ -1,8 +1,8 @@
/*
* net/tipc/eth_media.c: Ethernet bearer support for TIPC
*
- * Copyright (c) 2001-2006, Ericsson AB
- * Copyright (c) 2005-2006, Wind River Systems
+ * Copyright (c) 2001-2007, Ericsson AB
+ * Copyright (c) 2005-2007, Wind River Systems
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -87,6 +87,9 @@ static int send_msg(struct sk_buff *buf, struct tipc_bearer *tb_ptr,
/**
* recv_msg - handle incoming TIPC message from an Ethernet interface
*
+ * Accept only packets explicitly sent to this node, or broadcast packets;
+ * ignores packets sent using Ethernet multicast, and traffic sent to other
+ * nodes (which can happen if interface is running in promiscuous mode).
* Routine truncates any Ethernet padding/CRC appended to the message,
* and ensures message size matches actual length
*/
@@ -98,9 +101,7 @@ static int recv_msg(struct sk_buff *buf, struct net_device *dev,
u32 size;
if (likely(eb_ptr->bearer)) {
- if (likely(!dev->promiscuity) ||
- !memcmp(skb_mac_header(buf), dev->dev_addr, ETH_ALEN) ||
- !memcmp(skb_mac_header(buf), dev->broadcast, ETH_ALEN)) {
+ if (likely(buf->pkt_type <= PACKET_BROADCAST)) {
size = msg_size((struct tipc_msg *)buf->data);
skb_trim(buf, size);
if (likely(buf->len == size)) {