Re: [PATCH] ipv6: fix incorrect route 'expires' value passed to userspace.

diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index becb048..a7fec9d 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c

@@ -2516,7 +2516,7 @@ static int rt6_fill_node(struct net *net,
 		goto nla_put_failure;
 	if (!(rt->rt6i_flags & RTF_EXPIRES))
 		expires = 0;
-	else if (rt->dst.expires - jiffies < INT_MAX)
+	else if ((int)(rt->dst.expires - jiffies) < INT_MAX)
 		expires = rt->dst.expires - jiffies;
 	else
 		expires = INT_MAX;