netdev - [net-2.6 PATCH 4/4] qlge: bugfix: Pad outbound frames smaller than 60 bytes.

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Message-Id: <1236808543-11165-5-git-send-email-ron.mercer@qlogic.com>
Date:	Wed, 11 Mar 2009 14:55:43 -0700
From:	Ron Mercer <ron.mercer@...gic.com>
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org, ron.mercer@...gic.com
Subject: [net-2.6 PATCH 4/4] qlge: bugfix: Pad outbound frames smaller than 60 bytes.

With some asic configurations xmit of frames smaller than 60 bytes may
fail.

Signed-off-by: Ron Mercer <ron.mercer@...gic.com>
---
 drivers/net/qlge/qlge_main.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c
index 00c37c0..91191f7 100644
--- a/drivers/net/qlge/qlge_main.c
+++ b/drivers/net/qlge/qlge_main.c
@@ -1941,6 +1941,9 @@ static int qlge_send(struct sk_buff *skb, struct net_device *ndev)

 	tx_ring = &qdev->tx_ring[tx_ring_idx];

+	if (skb_padto(skb, ETH_ZLEN))
+		return NETDEV_TX_OK;
+
 	if (unlikely(atomic_read(&tx_ring->tx_count) < 2)) {
 		QPRINTK(qdev, TX_QUEUED, INFO,
 			"%s: shutting down tx queue %d du to lack of resources.\n",
-- 
1.6.0.2

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