patch-2.1.27 linux/net/ipv4/ip_output.c

• Lines: 21
• Date: Fri Feb 21 14:58:38 1997
• Orig file: v2.1.26/linux/net/ipv4/ip_output.c
• Orig date: Thu Dec 12 06:54:24 1996

diff -u --recursive --new-file v2.1.26/linux/net/ipv4/ip_output.c linux/net/ipv4/ip_output.c
@@ -972,12 +972,16 @@
 	if (dev->family != AF_INET)
 		return NOTIFY_DONE;
 
-	if(event==NETDEV_UP) {
-/*
- *	Join the initial group if multicast.
- */		
+	if(event==NETDEV_UP) 
+	{
+		/*
+		 *	Join the initial group if multicast.
+		 */		
 		ip_mc_allhost(dev);
 	}
+	if(event==NETDEV_DOWN)
+		ip_mc_drop_device(dev);
+		
 	return ip_rt_event(event, dev);
 }