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-rw-r--r--include/linux/etherdevice.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h
index cf3847edc50f..4522c7186bf3 100644
--- a/include/linux/etherdevice.h
+++ b/include/linux/etherdevice.h
@@ -33,7 +33,7 @@ extern int eth_header(struct sk_buff *skb, struct net_device *dev,
33 unsigned short type, void *daddr, 33 unsigned short type, void *daddr,
34 void *saddr, unsigned len); 34 void *saddr, unsigned len);
35extern int eth_rebuild_header(struct sk_buff *skb); 35extern int eth_rebuild_header(struct sk_buff *skb);
36extern unsigned short eth_type_trans(struct sk_buff *skb, struct net_device *dev); 36extern __be16 eth_type_trans(struct sk_buff *skb, struct net_device *dev);
37extern void eth_header_cache_update(struct hh_cache *hh, struct net_device *dev, 37extern void eth_header_cache_update(struct hh_cache *hh, struct net_device *dev,
38 unsigned char * haddr); 38 unsigned char * haddr);
39extern int eth_header_cache(struct neighbour *neigh, 39extern int eth_header_cache(struct neighbour *neigh,
@@ -69,6 +69,12 @@ static inline int is_multicast_ether_addr(const u8 *addr)
69 return ((addr[0] != 0xff) && (0x01 & addr[0])); 69 return ((addr[0] != 0xff) && (0x01 & addr[0]));
70} 70}
71 71
72static inline int is_broadcast_ether_addr(const u8 *addr)
73{
74 return ((addr[0] == 0xff) && (addr[1] == 0xff) && (addr[2] == 0xff) &&
75 (addr[3] == 0xff) && (addr[4] == 0xff) && (addr[5] == 0xff));
76}
77
72/** 78/**
73 * is_valid_ether_addr - Determine if the given Ethernet address is valid 79 * is_valid_ether_addr - Determine if the given Ethernet address is valid
74 * @addr: Pointer to a six-byte array containing the Ethernet address 80 * @addr: Pointer to a six-byte array containing the Ethernet address