From 98d8145661e4da09eb0f9c40a3cb96590a373115 Mon Sep 17 00:00:00 2001
From: SummerGift <zy_770077@qq.com>
Date: Sat, 23 Dec 2017 11:57:30 +0800
Subject: [PATCH] [nfs] : fix bug in nfs when enable ipv6

---
 components/dfs/filesystems/nfs/rpc/clnt_generic.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/components/dfs/filesystems/nfs/rpc/clnt_generic.c b/components/dfs/filesystems/nfs/rpc/clnt_generic.c
index dcc2eb2097..683b2fe42e 100644
--- a/components/dfs/filesystems/nfs/rpc/clnt_generic.c
+++ b/components/dfs/filesystems/nfs/rpc/clnt_generic.c
@@ -62,7 +62,15 @@ CLIENT *clnt_create (const char *hostname, const unsigned long prog,
 	memset((char*)&sin,0,sizeof(sin));
 	sin.sin_family = h->h_addrtype;
 	sin.sin_port = 0;
-	memmove((char *) &sin.sin_addr, h->h_addr, h->h_length);
+	
+	if (h->h_addrtype == AF_INET)
+	{
+		memmove((char *) &sin.sin_addr, h->h_addr, sizeof(sin.sin_addr)); 
+	}
+	else
+	{
+		return NULL;
+	}
 
 	sock = -1;
 	if (strcmp(proto, "udp") == 0)
-- 
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