netdev - [PATCH net-next-2.6] ipv4: use skb_dst_copy() in ip_copy

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Message-ID: <1278064102.2530.29.camel@edumazet-laptop>
Date:	Fri, 02 Jul 2010 11:48:22 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	David Miller <davem@...emloft.net>
Cc:	netdev <netdev@...r.kernel.org>
Subject: [PATCH net-next-2.6] ipv4: use skb_dst_copy() in ip_copy_metadata()

Avoid touching dst refcount in ip_fragment().

Signed-off-by: Eric Dumazet <eric.dumazet@...il.com>
---
 net/ipv4/ip_output.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 7d1f4b4..d647852 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -411,7 +411,7 @@ static void ip_copy_metadata(struct sk_buff *to, struct sk_buff *from)
 	to->priority = from->priority;
 	to->protocol = from->protocol;
 	skb_dst_drop(to);
-	skb_dst_set(to, dst_clone(skb_dst(from)));
+	skb_dst_copy(to, from);
 	to->dev = from->dev;
 	to->mark = from->mark;
 


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