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authorJoe Perches <joe@perches.com>2007-10-03 20:59:30 -0400
committerDavid S. Miller <davem@sunset.davemloft.net>2007-10-10 19:51:42 -0400
commit0795af5729b18218767fab27c44b1384f72dc9ad (patch)
tree67c16df84aa6ec219340b8ea1b5cfb0e8150a216 /include/linux/if_ether.h
parent95ea36275f3c9a1d3d04c217b4b576c657c4e70e (diff)
[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/if_ether.h')
-rw-r--r--include/linux/if_ether.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/if_ether.h b/include/linux/if_ether.h
index 3213f6f4aa5..0e791e2c0c5 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)
120#ifdef CONFIG_SYSCTL 120#ifdef CONFIG_SYSCTL
121extern struct ctl_table ether_table[]; 121extern struct ctl_table ether_table[];
122#endif 122#endif
123
124/*
125 * Display a 6 byte device address (MAC) in a readable format.
126 */
127#define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x"
128extern char *print_mac(char *buf, const u8 *addr);
129#define DECLARE_MAC_BUF(var) char var[18] __maybe_unused
130
123#endif 131#endif
124 132
125#endif /* _LINUX_IF_ETHER_H */ 133#endif /* _LINUX_IF_ETHER_H */