From 087da42d96115384f780730ce141a49f9c8d9841 Mon Sep 17 00:00:00 2001
From: "fengzi.rtt" <fengzi.rtt@gmail.com>
Date: Thu, 1 Mar 2012 11:08:27 +0000
Subject: [PATCH] fix a bug about IGMP in ethernetif.c

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1984 bbd45198-f89e-11dd-88c7-29a3b14d5316
---
 components/net/lwip/src/netif/ethernetif.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/components/net/lwip/src/netif/ethernetif.c b/components/net/lwip/src/netif/ethernetif.c
index 5681bcc513..6e9c2c55aa 100644
--- a/components/net/lwip/src/netif/ethernetif.c
+++ b/components/net/lwip/src/netif/ethernetif.c
@@ -137,6 +137,11 @@ rt_err_t eth_device_init(struct eth_device* dev, const char* name)
 	netif->mtu			= ETHERNET_MTU;
 	/* broadcast capability */
 	netif->flags		= NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP;
+	
+#if LWIP_IGMP
+	/* igmp support */
+	netif->flags |= NETIF_FLAG_IGMP;
+#endif
 
 	/* get hardware address */
 	rt_device_control(&(dev->parent), NIOCTL_GADDR, netif->hwaddr);
-- 
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