netdev - [PATCH] forcedeth: mac address fix

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Message-Id: <1258114975-5715-1-git-send-email-stas@lvk.cs.msu.su>
Date:	Fri, 13 Nov 2009 15:22:55 +0300
From:	"Stanislav O\. Bezzubtsev" <stas@....cs.msu.su>
To:	unlisted-recipients:; (no To-header on input)
Cc:	davem@...emloft.net, aabdulla@...dia.com, yinghai@...nel.org,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	"Stanislav O\. Bezzubtsev" <stas@....cs.msu.su>
Subject: [PATCH] forcedeth: mac address fix

Set second bit of randomly generated mac. That marks MAC
as locally assigned. IEEE802.3, section one, 3.2.3.

Signed-off-by: Stanislav O. Bezzubtsev <stas@....cs.msu.su>
---
 drivers/net/forcedeth.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index e1da466..b404c7a 100644
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -5821,7 +5821,7 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
 		        dev->dev_addr);
 		dev_printk(KERN_ERR, &pci_dev->dev,
 			"Please complain to your hardware vendor. Switching to a random MAC.\n");
-		dev->dev_addr[0] = 0x00;
+		dev->dev_addr[0] = 0x02; /* set local assignment bit */
 		dev->dev_addr[1] = 0x00;
 		dev->dev_addr[2] = 0x6c;
 		get_random_bytes(&dev->dev_addr[3], 3);
-- 
1.6.5

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