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authorJon Maloy <jon.maloy@ericsson.com>2006-06-25 23:36:43 -0700
committerDavid S. Miller <davem@davemloft.net>2006-06-25 23:36:43 -0700
commit5e3c8854c1898828ffb0141d4ac4e6190aa9eb4e (patch)
tree37d58dc51a1d3f7bc7f2fef26397563bb38bfaa9 /net/tipc/eth_media.c
parentfcc18e83e1f6fd9fa6b333735bf0fcd530655511 (diff)
downloadop-kernel-dev-5e3c8854c1898828ffb0141d4ac4e6190aa9eb4e.zip
op-kernel-dev-5e3c8854c1898828ffb0141d4ac4e6190aa9eb4e.tar.gz
[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>
Diffstat (limited to 'net/tipc/eth_media.c')
-rw-r--r--net/tipc/eth_media.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/net/tipc/eth_media.c b/net/tipc/eth_media.c
index 7a25278..b646619 100644
--- a/net/tipc/eth_media.c
+++ b/net/tipc/eth_media.c
@@ -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;
}
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