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authorStephen Hemminger <shemminger@osdl.org>2005-10-25 15:03:41 -0700
committerArnaldo Carvalho de Melo <acme@mandriva.com>2005-10-29 02:23:58 -0200
commit360ac8e2f1a38c3497739636c3b702352d1ad0ae (patch)
treef671d3ec4071a1be3bce97bcff2c8c759e597e88 /net
parente83b860539d0ac1b3cff868178fa79c457e0c21f (diff)
[ETH]: ether address compare
Expose faster ether compare for use by protocols and other driver. And change name to be more consistent with other ether address manipulation routines in same file Signed-off-by: Stephen Hemminger <shemminger@osdl.org> Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Diffstat (limited to 'net')
-rw-r--r--net/ethernet/eth.c17
1 files changed, 2 insertions, 15 deletions
diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c
index 68a5ca86644..e2457736727 100644
--- a/net/ethernet/eth.c
+++ b/net/ethernet/eth.c
@@ -146,19 +146,6 @@ int eth_rebuild_header(struct sk_buff *skb)
return 0;
}
-static inline unsigned int compare_eth_addr(const unsigned char *__a, const unsigned char *__b)
-{
- const unsigned short *dest = (unsigned short *) __a;
- const unsigned short *devaddr = (unsigned short *) __b;
- unsigned int res;
-
- BUILD_BUG_ON(ETH_ALEN != 6);
- res = ((dest[0] ^ devaddr[0]) |
- (dest[1] ^ devaddr[1]) |
- (dest[2] ^ devaddr[2])) != 0;
-
- return res;
-}
/*
* Determine the packet's protocol ID. The rule here is that we
@@ -176,7 +163,7 @@ __be16 eth_type_trans(struct sk_buff *skb, struct net_device *dev)
eth = eth_hdr(skb);
if (*eth->h_dest&1) {
- if (!compare_eth_addr(eth->h_dest, dev->broadcast))
+ if (!compare_ether_addr(eth->h_dest, dev->broadcast))
skb->pkt_type = PACKET_BROADCAST;
else
skb->pkt_type = PACKET_MULTICAST;
@@ -191,7 +178,7 @@ __be16 eth_type_trans(struct sk_buff *skb, struct net_device *dev)
*/
else if(1 /*dev->flags&IFF_PROMISC*/) {
- if (unlikely(compare_eth_addr(eth->h_dest, dev->dev_addr)))
+ if (unlikely(compare_ether_addr(eth->h_dest, dev->dev_addr)))
skb->pkt_type = PACKET_OTHERHOST;
}