ethoc: fix mac address set

Function ethoc_set_mac_address() was incorrectly using passed pointer as
pointer to address, that is not correct.
Struct sockaddr have to be be used here.

Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 11 insertions, 11 deletions

diff --git a/drivers/net/ethernet/ethoc.c b/drivers/net/ethernet/ethoc.c
index b93062dac482..b51c81ac0b6f 100644
--- a/drivers/net/ethernet/ethoc.c
+++ b/drivers/net/ethernet/ethoc.c
@@ -771,20 +771,24 @@ static int ethoc_config(struct net_device *dev, struct ifmap *map)
         return -ENOSYS;
 }
 
-static int ethoc_set_mac_address(struct net_device *dev, void *addr)
+static void ethoc_do_set_mac_address(struct net_device *dev)
 {
         struct ethoc *priv = netdev_priv(dev);
-        u8 *mac = (u8 *)addr;
-
-        if (!is_valid_ether_addr(mac))
-                return -EADDRNOTAVAIL;
+        unsigned char *mac = dev->dev_addr;
 
         ethoc_write(priv, MAC_ADDR0, (mac[2] << 24) | (mac[3] << 16) |
                                      (mac[4] <<  8) | (mac[5] <<  0));
         ethoc_write(priv, MAC_ADDR1, (mac[0] <<  8) | (mac[1] <<  0));
+}
 
-        memcpy(dev->dev_addr, mac, ETH_ALEN);
+static int ethoc_set_mac_address(struct net_device *dev, void *p)
+{
+        const struct sockaddr *addr = p;
 
+        if (!is_valid_ether_addr(addr->sa_data))
+                return -EADDRNOTAVAIL;
+        memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
+        ethoc_do_set_mac_address(dev);
         return 0;
 }
 
@@ -1060,11 +1064,7 @@ static int ethoc_probe(struct platform_device *pdev)
                 random_mac = true;
         }
 
-        ret = ethoc_set_mac_address(netdev, netdev->dev_addr);
-        if (ret) {
-                dev_err(&netdev->dev, "failed to set MAC address\n");
-                goto error;
-        }
+        ethoc_do_set_mac_address(netdev);
 
         if (random_mac)
                 netdev->addr_assign_type = NET_ADDR_RANDOM;