From: Hauke Mehrtens Date: Sat, 18 Jan 2014 16:11:10 +0000 (+0100) Subject: backports: add ether_addr_equal_unaligned() X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=99d56a7a01eb87925ce73e9eb52a7dfcea53f656;p=openwrt%2Fstaging%2Fblogic.git backports: add ether_addr_equal_unaligned() ether_addr_equal_unaligned() is used by some drivers. Signed-off-by: Hauke Mehrtens --- diff --git a/backport/backport-include/linux/etherdevice.h b/backport/backport-include/linux/etherdevice.h index cf02852229e7..cf1e31f6ba26 100644 --- a/backport/backport-include/linux/etherdevice.h +++ b/backport/backport-include/linux/etherdevice.h @@ -190,4 +190,24 @@ static inline bool ether_addr_equal_64bits(const u8 addr1[6+2], } #endif /* LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0) */ +#if LINUX_VERSION_CODE < KERNEL_VERSION(3,14,0) +/** + * ether_addr_equal_unaligned - Compare two not u16 aligned Ethernet addresses + * @addr1: Pointer to a six-byte array containing the Ethernet address + * @addr2: Pointer other six-byte array containing the Ethernet address + * + * Compare two Ethernet addresses, returns true if equal + * + * Please note: Use only when any Ethernet address may not be u16 aligned. + */ +static inline bool ether_addr_equal_unaligned(const u8 *addr1, const u8 *addr2) +{ +#if defined(CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS) + return ether_addr_equal(addr1, addr2); +#else + return memcmp(addr1, addr2, ETH_ALEN) == 0; +#endif +} +#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(3,14,0) */ + #endif /* _BACKPORT_LINUX_ETHERDEVICE_H */