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| author |   Joe Perches <joe@perches.com> | 2007-10-03 17:59:30 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@sunset.davemloft.net> | 2007-10-10 16:51:42 -0700 |
| commit | 0795af5729b18218767fab27c44b1384f72dc9ad (patch) | |
| tree | 67c16df84aa6ec219340b8ea1b5cfb0e8150a216 /include/linux | |
| parent | [RT2x00]: add driver for Ralink wireless hardware (diff) | |
| download | linux-dev-0795af5729b18218767fab27c44b1384f72dc9ad.tar.xz linux-dev-0795af5729b18218767fab27c44b1384f72dc9ad.zip | |
[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>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/if_ether.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/if_ether.h b/include/linux/if_ether.h index 3213f6f4aa58..0e791e2c0c5a 100644 --- a/include/linux/if_ether.h +++ b/include/linux/if_ether.h @@ -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 */ |