netdev - [PATCH 1/8]: net: rps: reset network header before calling skb_get

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Date:	Wed, 18 Aug 2010 13:00:56 +0800
From:	Changli Gao <xiaosuo@...il.com>
To:	"David S. Miller" <davem@...emloft.net>
Cc:	netdev@...r.kernel.org, Changli Gao <xiaosuo@...il.com>
Subject: [PATCH 1/8]: net: rps: reset network header before calling skb_get_rxhash()

skb_get_rxhash() assumes the network header pointer of the skb is set
properly after the commit: 

commit bfb564e7391340638afe4ad67744a8f3858e7566
Author: Krishna Kumar <krkumar2@...ibm.com>
Date:   Wed Aug 4 06:15:52 2010 +0000

    core: Factor out flow calculation from get_rps_cpu

Signed-off-by: Changli Gao <xiaosuo@...il.com>
---
 net/core/dev.c |    1 +
 1 file changed, 1 insertion(+)
diff --git a/net/core/dev.c b/net/core/dev.c
index 586a11c..382a6d0 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2372,6 +2372,7 @@ static int get_rps_cpu(struct net_device *dev, struct sk_buff *skb,
 	if (!rxqueue->rps_map && !rxqueue->rps_flow_table)
 		goto done;
 
+	skb_reset_network_header(skb);
 	if (!skb_get_rxhash(skb))
 		goto done;
 
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