From: Frank Kardel <kardel@ntp.org>
Date: Tue, 12 Sep 2006 08:25:26 +0000 (+0000)
Subject: ntp_peer.c:
X-Git-Tag: NTP_4_2_3P45~1^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b90c44fe29e053a7eaead0c471949799b80458fa;p=thirdparty%2Fntp.git

ntp_peer.c:
  CID 7: avoid calling broadcast/multicast setup with NULL interface

bk: 45066ef6n6mXZu0tPrGosqNS7gwI8Q
---

diff --git a/ntpd/ntp_peer.c b/ntpd/ntp_peer.c
index 43efa6cab..d4cbeca00 100644
--- a/ntpd/ntp_peer.c
+++ b/ntpd/ntp_peer.c
@@ -609,18 +609,20 @@ peer_refresh_interface(struct peer *peer)
 
 	set_peerdstadr(peer, niface);
 
-	/*
-	 * Broadcast needs the socket enabled for broadcast
-	 */
-	if (peer->cast_flags & MDF_BCAST && peer->dstadr) {
-		enable_broadcast(peer->dstadr, &peer->srcadr);
-	}
+	if (peer->dstadr) {
+		/*
+	 	 * Broadcast needs the socket enabled for broadcast
+	 	 */
+		if (peer->cast_flags & MDF_BCAST) {
+			enable_broadcast(peer->dstadr, &peer->srcadr);
+		}
 
-	/*
-	 * Multicast needs the socket interface enabled for multicast
-	 */
-	if (peer->cast_flags & MDF_MCAST) {
-		enable_multicast_if(peer->dstadr, &peer->srcadr);
+		/*
+	 	 * Multicast needs the socket interface enabled for multicast
+	 	 */
+		if (peer->cast_flags & MDF_MCAST) {
+			enable_multicast_if(peer->dstadr, &peer->srcadr);
+		}
 	}
 }