From: "Stanislav O\. Bezzubtsev" <stas@lvk.cs.msu.su>
To: unlisted-recipients:; (no To-header on input)
Cc: davem@davemloft.net, aabdulla@nvidia.com, yinghai@kernel.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
"Stanislav O\. Bezzubtsev" <stas@lvk.cs.msu.su>
Subject: [PATCH] forcedeth: mac address fix
Date: Fri, 13 Nov 2009 15:22:55 +0300 [thread overview]
Message-ID: <1258114975-5715-1-git-send-email-stas@lvk.cs.msu.su> (raw)
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@lvk.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
next reply other threads:[~2009-11-13 12:29 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-13 12:22 Stanislav O. Bezzubtsev [this message]
2009-11-14 3:52 ` David Miller
2009-11-14 8:31 Stanislav O. Bezzubtsev
2009-11-16 5:17 ` David Miller
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