netdev - [PATCH] bgmac: validate MAC addr

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Message-Id: <1360143452-29183-1-git-send-email-zajec5@gmail.com>
Date:	Wed,  6 Feb 2013 10:37:32 +0100
From:	Rafał Miłecki <zajec5@...il.com>
To:	netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>
Cc:	Rafał Miłecki <zajec5@...il.com>
Subject: [PATCH] bgmac: validate MAC addr


Signed-off-by: Rafał Miłecki <zajec5@...il.com>
---
 drivers/net/ethernet/broadcom/bgmac.c |    5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/net/ethernet/broadcom/bgmac.c b/drivers/net/ethernet/broadcom/bgmac.c
index af149a3..9f95089 100644
--- a/drivers/net/ethernet/broadcom/bgmac.c
+++ b/drivers/net/ethernet/broadcom/bgmac.c
@@ -1290,6 +1290,11 @@ static int bgmac_probe(struct bcma_device *core)
 		return -ENOTSUPP;
 	}
 
+	if (!is_valid_ether_addr(mac)) {
+		dev_err(&core->dev, "Invalid MAC addr: %pM\n", mac);
+		return -EADDRNOTAVAIL;
+	}
+
 	/* Allocation and references */
 	net_dev = alloc_etherdev(sizeof(*bgmac));
 	if (!net_dev)
-- 
1.7.10.4

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