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authorDavid Daney <david.daney@cavium.com>2012-08-21 20:45:10 +0200
committerDavid Daney <david.daney@cavium.com>2012-08-31 20:49:54 +0200
commitf321238b17040ce9ba671d5aff7ad540c6c6ace4 (patch)
tree022122d6886e3bb8b78fe58a3c0e3703bf913d12 /drivers/net
parentnetdev: octeon_mgmt: Set the parent device. (diff)
downloadlinux-f321238b17040ce9ba671d5aff7ad540c6c6ace4.tar.xz
linux-f321238b17040ce9ba671d5aff7ad540c6c6ace4.zip
netdev: octeon_mgmt: Cleanup and modernize MAC address handling.
Use eth_mac_addr(), and generate a random address if none is otherwise assigned. Signed-off-by: David Daney <david.daney@cavium.com> Acked-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/octeon/octeon_mgmt.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/net/ethernet/octeon/octeon_mgmt.c b/drivers/net/ethernet/octeon/octeon_mgmt.c
index 3bae01f4669b..9b526da79af7 100644
--- a/drivers/net/ethernet/octeon/octeon_mgmt.c
+++ b/drivers/net/ethernet/octeon/octeon_mgmt.c
@@ -648,12 +648,10 @@ static void octeon_mgmt_set_rx_filtering(struct net_device *netdev)
static int octeon_mgmt_set_mac_address(struct net_device *netdev, void *addr)
{
- struct sockaddr *sa = addr;
+ int r = eth_mac_addr(netdev, addr);
- if (!is_valid_ether_addr(sa->sa_data))
- return -EADDRNOTAVAIL;
-
- memcpy(netdev->dev_addr, sa->sa_data, ETH_ALEN);
+ if (r)
+ return r;
octeon_mgmt_set_rx_filtering(netdev);
@@ -1545,8 +1543,12 @@ static int __devinit octeon_mgmt_probe(struct platform_device *pdev)
mac = of_get_mac_address(pdev->dev.of_node);
- if (mac)
- memcpy(netdev->dev_addr, mac, 6);
+ if (mac && is_valid_ether_addr(mac)) {
+ memcpy(netdev->dev_addr, mac, ETH_ALEN);
+ netdev->addr_assign_type &= ~NET_ADDR_RANDOM;
+ } else {
+ eth_hw_addr_random(netdev);
+ }
p->phy_np = of_parse_phandle(pdev->dev.of_node, "phy-handle", 0);