From 6241207253b940048ffb6ba483a248813261ce6a Mon Sep 17 00:00:00 2001
From: Richard Cochran <richardcochran@gmail.com>
Date: Sun, 19 Jun 2011 03:31:44 +0000
Subject: [PATCH] smsc9420: fix race in transmit time stamping.

Signed-off-by: Richard Cochran <richard.cochran@omicron.at>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 drivers/net/smsc9420.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/smsc9420.c b/drivers/net/smsc9420.c
index 5555102bb964..459726f54754 100644
--- a/drivers/net/smsc9420.c
+++ b/drivers/net/smsc9420.c
@@ -1031,12 +1031,12 @@ static netdev_tx_t smsc9420_hard_start_xmit(struct sk_buff *skb,
 	pd->tx_ring[index].status = TDES0_OWN_;
 	wmb();
 
+	skb_tx_timestamp(skb);
+
 	/* kick the DMA */
 	smsc9420_reg_write(pd, TX_POLL_DEMAND, 1);
 	smsc9420_pci_flush_write(pd);
 
-	skb_tx_timestamp(skb);
-
 	return NETDEV_TX_OK;
 }
 
-- 
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