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* [PATCH 07/14] mlx4_en: Validate port up prior to transmitting
@ 2010-08-24 13:46 Yevgeny Petrilin
  0 siblings, 0 replies; only message in thread
From: Yevgeny Petrilin @ 2010-08-24 13:46 UTC (permalink / raw)
  To: davem; +Cc: netdev, yevgenyp, eugenia

We might try to use resources which were not activated.

Signed-off-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il>
---
 drivers/net/mlx4/en_tx.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/net/mlx4/en_tx.c b/drivers/net/mlx4/en_tx.c
index 580968f..3deabd1 100644
--- a/drivers/net/mlx4/en_tx.c
+++ b/drivers/net/mlx4/en_tx.c
@@ -612,6 +612,9 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev)
 	int lso_header_size;
 	void *fragptr;
 
+	if (!priv->port_up)
+		goto tx_drop;
+
 	real_size = get_real_size(skb, dev, &lso_header_size);
 	if (unlikely(!real_size))
 		goto tx_drop;
-- 
1.6.1.3



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2010-08-24 13:46 [PATCH 07/14] mlx4_en: Validate port up prior to transmitting Yevgeny Petrilin

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