The commit 
77d16f450ae0452d7d4b009f78debb1294fb435c ("[IPV6] ROUTE:
Unify RT6_F_xxx and RT6_SELECT_F_xxx flags") intended to pass various
routing lookup hints around RT6_LOOKUP_F_xxx flags, but conversion was
missing for rt6_device_match().
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
 static inline struct rt6_info *rt6_device_match(struct net *net,
                                                    struct rt6_info *rt,
                                                    int oif,
-                                                   int strict)
+                                                   int flags)
 {
        struct rt6_info *local = NULL;
        struct rt6_info *sprt;
                        if (dev->flags & IFF_LOOPBACK) {
                                if (sprt->rt6i_idev == NULL ||
                                    sprt->rt6i_idev->dev->ifindex != oif) {
-                                       if (strict && oif)
+                                       if (flags & RT6_LOOKUP_F_IFACE && oif)
                                                continue;
                                        if (local && (!oif ||
                                                      local->rt6i_idev->dev->ifindex == oif))
                if (local)
                        return local;
 
-               if (strict)
+               if (flags & RT6_LOOKUP_F_IFACE)
                        return net->ipv6.ip6_null_entry;
        }
        return rt;