be2net: check for valid ether address
authorAjit Khaparde <ajitk@serverengines.com>
Sun, 29 Nov 2009 17:56:26 +0000 (17:56 +0000)
committerDavid S. Miller <davem@davemloft.net>
Wed, 2 Dec 2009 08:50:25 +0000 (00:50 -0800)
Allow only valid ether addresses to be assigned and used for the interface.

Signed-off-by: Ajit Khaparde <ajitk@serverengines.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/benet/be_main.c

index e24f498f37cdfbe04d56e99261ef8cb8fce2cfa9..10262fab686bdd762df118583b3ea7d7f70ed9dd 100644 (file)
@@ -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);