From: Harlan Stenn <stenn@ntp.org>
Date: Sat, 17 Jun 2006 17:53:20 +0000 (-0400)
Subject: [Bug 637] Ignore UP in*addr_any interfaces
X-Git-Tag: NTP_4_2_2P0_RC2~7
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f6f45eedb40ea5b93f3586375d18e787ce4c2c22;p=thirdparty%2Fntp.git

[Bug 637] Ignore UP in*addr_any interfaces

bk: 449441906zi0K0FTfTje8Xalyfas_Q
---

diff --git a/ntpd/ntp_io.c b/ntpd/ntp_io.c
index e63035526..462f42f6f 100644
--- a/ntpd/ntp_io.c
+++ b/ntpd/ntp_io.c
@@ -686,6 +686,21 @@ create_sockets(
 			inter_list[idx].ignore_packets = ISC_TRUE;
 		}
 		convert_isc_if(&isc_if, &inter_list[idx], port);
+
+		/*
+		 * skip any interfaces UP and bound to a wildcard
+		 * address - some dhcp clients produce that in the
+		 * wild
+		 */
+		if (family == AF_INET &&
+		    ((struct sockaddr_in*)&inter_list[idx].sin)->sin_addr.s_addr == htonl(INADDR_ANY))
+			continue;
+
+		if (family == AF_INET6 &&
+		    memcmp(&((struct sockaddr_in6*)&inter_list[idx].sin)->sin6_addr, &in6addr_any,
+			   sizeof(in6addr_any) == 0))
+			continue;
+
 		inter_list[idx].fd = INVALID_SOCKET;
 		inter_list[idx].bfd = INVALID_SOCKET;
 		inter_list[idx].num_mcast = 0;