DEVLINK_PORT_FUNCTION_ATTR_HW_ADDR
[DEVLINK_PORT_FUNCTION_ATTR_HW_ADDR] = { .type = NLA_BINARY, },
[DEVLINK_PORT_FUNCTION_ATTR_HW_ADDR] = { .type = NLA_BINARY },
err = nla_put(msg, DEVLINK_PORT_FUNCTION_ATTR_HW_ADDR, hw_addr_len, hw_addr);
if (tb[DEVLINK_PORT_FUNCTION_ATTR_HW_ADDR] &&
NL_SET_ERR_MSG_ATTR(extack, tb[DEVLINK_PORT_FUNCTION_ATTR_HW_ADDR],
attr = tb[DEVLINK_PORT_FUNCTION_ATTR_HW_ADDR];