ipv4: Remove 'rt_mark' from 'struct rtable'

Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/route.h

@@ -52,7 +52,6 @@ struct rtable {
 	int			rt_route_iif;
 	int			rt_iif;
 	int			rt_oif;
-	__u32			rt_mark;
 
 	/* Info on neighbour */
 	__be32			rt_gateway;

net/ipv4/ipmr.c

@@ -1797,7 +1797,7 @@ static struct mr_table *ipmr_rt_fib_lookup(struct net *net, struct sk_buff *skb)
 		.flowi4_tos = RT_TOS(iph->tos),
 		.flowi4_oif = rt->rt_oif,
 		.flowi4_iif = rt->rt_iif,
-		.flowi4_mark = rt->rt_mark,
+		.flowi4_mark = skb->mark,
 	};
 	struct mr_table *mrt;
 	int err;

net/ipv4/route.c

@@ -1275,7 +1275,6 @@ static int ip_route_input_mc(struct sk_buff *skb, __be32 daddr, __be32 saddr,
 	rth->rt_route_iif = dev->ifindex;
 	rth->rt_iif	= dev->ifindex;
 	rth->rt_oif	= 0;
-	rth->rt_mark    = skb->mark;
 	rth->rt_pmtu	= 0;
 	rth->rt_gateway	= daddr;
 	rth->fi = NULL;
@@ -1395,7 +1394,6 @@ static int __mkroute_input(struct sk_buff *skb,
 	rth->rt_route_iif = in_dev->dev->ifindex;
 	rth->rt_iif 	= in_dev->dev->ifindex;
 	rth->rt_oif 	= 0;
-	rth->rt_mark    = skb->mark;
 	rth->rt_pmtu	= 0;
 	rth->rt_gateway	= daddr;
 	rth->fi = NULL;
@@ -1562,7 +1560,6 @@ local_input:
 	rth->rt_route_iif = dev->ifindex;
 	rth->rt_iif	= dev->ifindex;
 	rth->rt_oif	= 0;
-	rth->rt_mark    = skb->mark;
 	rth->rt_pmtu	= 0;
 	rth->rt_gateway	= daddr;
 	rth->fi = NULL;
@@ -1714,7 +1711,6 @@ static struct rtable *__mkroute_output(const struct fib_result *res,
 	rth->rt_route_iif = 0;
 	rth->rt_iif	= orig_oif ? : dev_out->ifindex;
 	rth->rt_oif	= orig_oif;
-	rth->rt_mark    = fl4->flowi4_mark;
 	rth->rt_pmtu	= 0;
 	rth->rt_gateway = fl4->daddr;
 	rth->fi = NULL;
@@ -1994,7 +1990,6 @@ struct dst_entry *ipv4_blackhole_route(struct net *net, struct dst_entry *dst_or
 		rt->rt_route_iif = ort->rt_route_iif;
 		rt->rt_iif = ort->rt_iif;
 		rt->rt_oif = ort->rt_oif;
-		rt->rt_mark = ort->rt_mark;
 		rt->rt_pmtu = ort->rt_pmtu;
 
 		rt->rt_genid = rt_genid(net);
@@ -2091,8 +2086,8 @@ static int rt_fill_info(struct net *net,  __be32 src, struct flowi4 *fl4,
 	if (rtnetlink_put_metrics(skb, metrics) < 0)
 		goto nla_put_failure;
 
-	if (rt->rt_mark &&
-	    nla_put_be32(skb, RTA_MARK, rt->rt_mark))
+	if (fl4->flowi4_mark &&
+	    nla_put_be32(skb, RTA_MARK, fl4->flowi4_mark))
 		goto nla_put_failure;
 
 	error = rt->dst.error;

net/ipv4/xfrm4_policy.c

@@ -82,7 +82,6 @@ static int xfrm4_fill_dst(struct xfrm_dst *xdst, struct net_device *dev,
 	xdst->u.rt.rt_route_iif = fl4->flowi4_iif;
 	xdst->u.rt.rt_iif = fl4->flowi4_iif;
 	xdst->u.rt.rt_oif = fl4->flowi4_oif;
-	xdst->u.rt.rt_mark = fl4->flowi4_mark;
 
 	xdst->u.dst.dev = dev;
 	dev_hold(dev);