[IPV4/IPV6]: Normalize jiffies reported to userspace in routing code.

net/ipv4/route.c

@@ -89,6 +89,7 @@
 #include <linux/random.h>
 #include <linux/jhash.h>
 #include <linux/rcupdate.h>
+#include <linux/times.h>
 #include <net/protocol.h>
 #include <net/ip.h>
 #include <net/route.h>
@@ -2309,7 +2310,7 @@ static int rt_fill_info(struct sk_buff *skb, u32 pid, u32 seq, int event,
 	ci.rta_used	= rt->u.dst.__use;
 	ci.rta_clntref	= atomic_read(&rt->u.dst.__refcnt);
 	if (rt->u.dst.expires)
-		ci.rta_expires = rt->u.dst.expires - jiffies;
+		ci.rta_expires = jiffies_to_clock_t(rt->u.dst.expires - jiffies);
 	else
 		ci.rta_expires = 0;
 	ci.rta_error	= rt->u.dst.error;

net/ipv6/route.c

@@ -27,6 +27,7 @@
 #include <linux/config.h>
 #include <linux/errno.h>
 #include <linux/types.h>
+#include <linux/times.h>
 #include <linux/socket.h>
 #include <linux/sockios.h>
 #include <linux/net.h>
@@ -717,7 +718,7 @@ int ip6_route_add(struct in6_rtmsg *rtmsg, struct nlmsghdr *nlh, void *_rtattr)
 		return -ENOMEM;
 
 	rt->u.dst.obsolete = -1;
-	rt->rt6i_expires = rtmsg->rtmsg_info;
+	rt->rt6i_expires = clock_t_to_jiffies(rtmsg->rtmsg_info);
 	if (nlh && (r = NLMSG_DATA(nlh))) {
 		rt->rt6i_protocol = r->rtm_protocol;
 	} else {
@@ -1535,7 +1536,7 @@ static int rt6_fill_node(struct sk_buff *skb, struct rt6_info *rt,
 	RTA_PUT(skb, RTA_PRIORITY, 4, &rt->rt6i_metric);
 	ci.rta_lastuse = jiffies - rt->u.dst.lastuse;
 	if (rt->rt6i_expires)
-		ci.rta_expires = rt->rt6i_expires - jiffies;
+		ci.rta_expires = jiffies_to_clock_t(rt->rt6i_expires - jiffies);
 	else
 		ci.rta_expires = 0;
 	ci.rta_used = rt->u.dst.__use;