From: Jan Engelhardt <jengelh@medozas.de>
Date: Sat, 9 Jul 2011 14:19:09 +0000 (+0200)
Subject: libxtables: ignore whitespace in the multiaddress argument parser
X-Git-Tag: v1.4.12~1^2~4
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=0c384449ae9511157cd9b34d73f8f4cb71123a45;p=thirdparty%2Fiptables.git

libxtables: ignore whitespace in the multiaddress argument parser

References: http://bugzilla.netfilter.org/show_bug.cgi?id=727
Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
---

diff --git a/iptables/xtables.c b/iptables/xtables.c
index 3b173959..0f025920 100644
--- a/iptables/xtables.c
+++ b/iptables/xtables.c
@@ -1314,6 +1314,8 @@ void xtables_ipparse_multiple(const char *name, struct in_addr **addrpp,
 	loop = name;
 
 	for (i = 0; i < count; ++i) {
+		while (isspace(*loop))
+			++loop;
 		next = strchr(loop, ',');
 		if (next != NULL)
 			len = next - loop;
@@ -1628,6 +1630,8 @@ xtables_ip6parse_multiple(const char *name, struct in6_addr **addrpp,
 	loop = name;
 
 	for (i = 0; i < count /*NB: count can grow*/; ++i) {
+		while (isspace(*loop))
+			++loop;
 		next = strchr(loop, ',');
 		if (next != NULL)
 			len = next - loop;