diff --git a/extensions/compat_xtables.h b/extensions/compat_xtables.h
index 4aa72b7..1f67cca 100644
--- a/extensions/compat_xtables.h
+++ b/extensions/compat_xtables.h
@@ -24,8 +24,6 @@
 #define ipt_unregister_table(tbl) ipt_unregister_table(&init_net, (tbl))
 #define ip6t_unregister_table(tbl) ip6t_unregister_table(&init_net, (tbl))
 
-#define rt_dst(rt)	(&(rt)->dst)
-
 #if !defined(NIP6) && !defined(NIP6_FMT)
 #	define NIP6(addr) \
 		ntohs((addr).s6_addr16[0]), \
diff --git a/extensions/xt_TARPIT.c b/extensions/xt_TARPIT.c
index ed8975d..0ca27a4 100644
--- a/extensions/xt_TARPIT.c
+++ b/extensions/xt_TARPIT.c
@@ -79,7 +79,7 @@ static bool xttarpit_tarpit(struct tcphdr *tcph, const struct tcphdr *oth)
 #if 0
 	/* Rate-limit replies to !SYN,ACKs */
 	if (!oth->syn && oth->ack)
-		if (!xrlim_allow(rt_dst(ort), HZ))
+		if (!xrlim_allow(&ort->dst, HZ))
 			return false;
 #endif