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-rw-r--r--include/linux/if_ether.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/include/linux/if_ether.h b/include/linux/if_ether.h
index cc002cbbdc26..7a1e011b8a2c 100644
--- a/include/linux/if_ether.h
+++ b/include/linux/if_ether.h
@@ -124,12 +124,14 @@ int eth_header_parse(const struct sk_buff *skb, unsigned char *haddr);
extern struct ctl_table ether_table[];
#endif
+extern ssize_t sysfs_format_mac(char *buf, const unsigned char *addr, int len);
+
/*
* 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
+extern char *print_mac(char *buf, const unsigned char *addr);
+#define MAC_BUF_SIZE 18
+#define DECLARE_MAC_BUF(var) char var[MAC_BUF_SIZE] __maybe_unused
#endif