diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h index c623861964e4c8d6773c632758770fe4d5ac03be..d8b512496e50c155e99712f5226e115159beabc1 100644 --- a/include/linux/etherdevice.h +++ b/include/linux/etherdevice.h @@ -198,6 +198,21 @@ static inline void eth_hw_addr_random(struct net_device *dev) eth_random_addr(dev->dev_addr); } +/** + * eth_hw_addr_inherit - Copy dev_addr from another net_device + * @dst: pointer to net_device to copy dev_addr to + * @src: pointer to net_device to copy dev_addr from + * + * Copy the Ethernet address from one net_device to another along with + * the address attributes (addr_assign_type). + */ +static inline void eth_hw_addr_inherit(struct net_device *dst, + struct net_device *src) +{ + dst->addr_assign_type = src->addr_assign_type; + memcpy(dst->dev_addr, src->dev_addr, ETH_ALEN); +} + /** * compare_ether_addr - Compare two Ethernet addresses * @addr1: Pointer to a six-byte array containing the Ethernet address