[NET]: Introduce and use print_mac() and DECLARE_MAC_BUF()

This is nicer than the MAC_FMT stuff.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Joe Perches 2007-10-03 17:59:30 -07:00 committed by David S. Miller
parent 95ea36275f
commit 0795af5729
228 changed files with 1876 additions and 1953 deletions

View file

@ -120,6 +120,14 @@ static inline struct ethhdr *eth_hdr(const struct sk_buff *skb)
#ifdef CONFIG_SYSCTL
extern struct ctl_table ether_table[];
#endif
/*
* Display a 6 byte device address (MAC) in a readable format.
*/
#define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x"
extern char *print_mac(char *buf, const u8 *addr);
#define DECLARE_MAC_BUF(var) char var[18] __maybe_unused
#endif
#endif /* _LINUX_IF_ETHER_H */