From b8f4162a4f7a9bee5e9d0305c17f2d34de466a9b Mon Sep 17 00:00:00 2001 From: Jean-Christophe PLAGNIOL-VILLARD Date: Mon, 10 Dec 2007 22:32:14 +0100 Subject: bf537-stamp: remove already defined is_zero_ether_addr and is_multicast_ether_addr and move is_valid_ether_addr board file Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD Signed-off-by: Ben Warren --- board/bf537-stamp/bf537-stamp.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'board/bf537-stamp/bf537-stamp.c') diff --git a/board/bf537-stamp/bf537-stamp.c b/board/bf537-stamp/bf537-stamp.c index b3d8bda9bf..6954b3003d 100644 --- a/board/bf537-stamp/bf537-stamp.c +++ b/board/bf537-stamp/bf537-stamp.c @@ -30,8 +30,25 @@ #include #include #include +#include #include "ether_bf537.h" +/** + * is_valid_ether_addr - Determine if the given Ethernet address is valid + * @addr: Pointer to a six-byte array containing the Ethernet address + * + * Check that the Ethernet address (MAC) is not 00:00:00:00:00:00, is not + * a multicast address, and is not FF:FF:FF:FF:FF:FF. + * + * Return true if the address is valid. + */ +static inline int is_valid_ether_addr(const u8 * addr) +{ + /* FF:FF:FF:FF:FF:FF is a multicast address so we don't need to + * explicitly check for it here. */ + return !is_multicast_ether_addr(addr) && !is_zero_ether_addr(addr); +} + DECLARE_GLOBAL_DATA_PTR; #define POST_WORD_ADDR 0xFF903FFC -- cgit v1.2.3