From: Harald Welte <laforge@gnumonks.org>
Date: Wed, 24 Jan 2001 01:32:51 +0000 (+0000)
Subject: fix another iptables-save segfault when match doesn't provide save function (bug... 
X-Git-Tag: v1.2.1~31
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=e81377974336cad22e721e55e142749182877065;p=thirdparty%2Fiptables.git

fix another iptables-save segfault when match doesn't provide save function (bug detected by Emmanuel Roger, fix by HW)
---

diff --git a/iptables-save.c b/iptables-save.c
index 8795cb17..61ad4c9c 100644
--- a/iptables-save.c
+++ b/iptables-save.c
@@ -108,7 +108,10 @@ static int print_match(const struct ipt_entry_match *e,
 
 	if (match) {
 		printf("-m %s ", e->u.user.name);
-		match->save(ip, e);
+
+		/* some matches don't provide a save function */
+		if (match->save)
+			match->save(ip, e);
 	} else {
 		if (e->u.match_size) {
 			fprintf(stderr,