netdev - [PATCH net-next-2.6 3/6] be2net: check for valid ether address

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Date:	Mon, 30 Nov 2009 09:26:26 +0530
From:	Ajit Khaparde <ajitk@...verengines.com>
To:	David Miller <davem@...emloft.net>
Cc:	netdev <netdev@...r.kernel.org>
Subject: [PATCH net-next-2.6 3/6] be2net: check for valid ether address

Allow only valid ether addresses to be assigned and used for the interface.

Signed-off-by: Ajit Khaparde <ajitk@...verengines.com>
---
 drivers/net/benet/be_main.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c
index e24f498..10262fa 100644
--- a/drivers/net/benet/be_main.c
+++ b/drivers/net/benet/be_main.c
@@ -125,6 +125,9 @@ static int be_mac_addr_set(struct net_device *netdev, void *p)
 	struct sockaddr *addr = p;
 	int status = 0;
 
+	if (!is_valid_ether_addr(addr->sa_data))
+		return -EADDRNOTAVAIL;
+
 	status = be_cmd_pmac_del(adapter, adapter->if_handle, adapter->pmac_id);
 	if (status)
 		return status;
@@ -2146,6 +2149,10 @@ static int be_get_config(struct be_adapter *adapter)
 			MAC_ADDRESS_TYPE_NETWORK, true /*permanent */, 0);
 	if (status)
 		return status;
+
+	if (!is_valid_ether_addr(mac))
+		return -EADDRNOTAVAIL;
+
 	memcpy(adapter->netdev->dev_addr, mac, ETH_ALEN);
 	memcpy(adapter->netdev->perm_addr, mac, ETH_ALEN);
 
-- 
1.6.3.3

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