net: Create struct flowi_common

#include <linux/in6.h>

#include <asm/atomic.h>

struct flowi {

	int	flowi_oif;

	int	flowi_iif;

	__u32	flowi_mark;

	__u8	flowi_tos;

	__u8	flowi_scope;

	__u8	flowi_proto;

	__u8	flowi_flags;

struct flowi_common {

	int	flowic_oif;

	int	flowic_iif;

	__u32	flowic_mark;

	__u8	flowic_tos;

	__u8	flowic_scope;

	__u8	flowic_proto;

	__u8	flowic_flags;

#define FLOWI_FLAG_ANYSRC		0x01

#define FLOWI_FLAG_PRECOW_METRICS	0x02

#define FLOWI_FLAG_CAN_SLEEP		0x04

	__u32	flowi_secid;

	__u32	flowic_secid;

};

struct flowi {

	struct flowi_common	__fl_common;

#define flowi_oif		__fl_common.flowic_oif

#define flowi_iif		__fl_common.flowic_iif

#define flowi_mark		__fl_common.flowic_mark

#define flowi_tos		__fl_common.flowic_tos

#define flowi_scope		__fl_common.flowic_scope

#define flowi_proto		__fl_common.flowic_proto

#define flowi_flags		__fl_common.flowic_flags

#define flowi_secid		__fl_common.flowic_secid

	union {

		struct {