ipv4: fix address selection in fib_compute_spec_dst

ip_options_compile can be called for forwarded packets,
make sure the specific-destionation address is a local one as
specified in RFC 1812, 4.2.2.2 Addresses in Options

Signed-off-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/ipv4/fib_frontend.c

@@ -206,7 +206,8 @@ __be32 fib_compute_spec_dst(struct sk_buff *skb)
 	int scope;
 
 	rt = skb_rtable(skb);
-	if (!(rt->rt_flags & (RTCF_BROADCAST | RTCF_MULTICAST)))
+	if ((rt->rt_flags & (RTCF_BROADCAST | RTCF_MULTICAST | RTCF_LOCAL)) ==
+	    RTCF_LOCAL)
 		return ip_hdr(skb)->daddr;
 
 	in_dev = __in_dev_get_rcu(dev);