diff --git a/[refs] b/[refs]
index 09990864d18e..1fddf1ec86da 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 1eb8c695bda92ccaec30e9a3351e37a1896da54f
+refs/heads/master: 7fed84f622ec2696087301199c2952b85e0cc3b4
diff --git a/trunk/net/ipv4/route.c b/trunk/net/ipv4/route.c
index f67e70236728..2c25581bf25c 100644
--- a/trunk/net/ipv4/route.c
+++ b/trunk/net/ipv4/route.c
@@ -1907,7 +1907,7 @@ static void rt_bind_exception(struct rtable *rt, struct fib_nh *nh, __be32 daddr
 		if (fnhe->fnhe_daddr == daddr) {
 			if (fnhe->fnhe_pmtu) {
 				unsigned long expires = fnhe->fnhe_expires;
-				unsigned long diff = jiffies - expires;
+				unsigned long diff = expires - jiffies;
 
 				if (time_before(jiffies, expires)) {
 					rt->rt_pmtu = fnhe->fnhe_pmtu;