From 89d185188acf505a8308e1de21fb629160c7decf Mon Sep 17 00:00:00 2001
From: "Bjoern A. Zeeb" <bz@FreeBSD.org>
Date: Fri, 30 Jan 2009 20:17:08 +0000
Subject: [PATCH] Use NULL rather than 0 when comparing pointers.

MFC after:	2 weeks
---
 sys/netipsec/ipsec_output.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sys/netipsec/ipsec_output.c b/sys/netipsec/ipsec_output.c
index 57284273a0f0..ec6b41e65c92 100644
--- a/sys/netipsec/ipsec_output.c
+++ b/sys/netipsec/ipsec_output.c
@@ -791,14 +791,14 @@ ipsec6_output_tunnel(struct ipsec_output_state *state, struct secpolicy *sp, int
 			RTFREE(state->ro->ro_rt);
 			state->ro->ro_rt = NULL;
 		}
-		if (state->ro->ro_rt == 0) {
+		if (state->ro->ro_rt == NULL) {
 			bzero(dst6, sizeof(*dst6));
 			dst6->sin6_family = AF_INET6;
 			dst6->sin6_len = sizeof(*dst6);
 			dst6->sin6_addr = ip6->ip6_dst;
 			rtalloc(state->ro);
 		}
-		if (state->ro->ro_rt == 0) {
+		if (state->ro->ro_rt == NULL) {
 			V_ip6stat.ip6s_noroute++;
 			V_ipsec6stat.ips_out_noroute++;
 			error = EHOSTUNREACH;