i40evf: rework MAC address validation

Use ether API of 'is_valid_assigned_ether_addr' to validate
MAC address.

Signed-off-by: Helin Zhang <helin.zhang@intel.com>
Acked-by: Zhe Tao <zhe.tao@intel.com>

diff --git a/drivers/net/i40e/i40e_ethdev_vf.c b/drivers/net/i40e/i40e_ethdev_vf.c
index 13c5b3d..ded7c8b 100644 (file)
--- a/drivers/net/i40e/i40e_ethdev_vf.c
+++ b/drivers/net/i40e/i40e_ethdev_vf.c
@@ -1180,6 +1180,7 @@ i40evf_init_vf(struct rte_eth_dev *dev)
        int i, err, bufsz;
        struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
        struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
+       struct ether_addr *p_mac_addr;
 
        vf->adapter = I40E_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
        vf->dev_data = dev->data;
@@ -1249,13 +1250,12 @@ i40evf_init_vf(struct rte_eth_dev *dev)
        vf->vsi.nb_qps = vf->vsi_res->num_queue_pairs;
        vf->vsi.adapter = I40E_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 
-       /* check mac addr, if it's not valid, genrate one */
-       if (I40E_SUCCESS != i40e_validate_mac_addr(\
-                       vf->vsi_res->default_mac_addr))
-               eth_random_addr(vf->vsi_res->default_mac_addr);
-
-       ether_addr_copy((struct ether_addr *)vf->vsi_res->default_mac_addr,
-                                       (struct ether_addr *)hw->mac.addr);
+       /* Store the MAC address configured by host, or generate random one */
+       p_mac_addr = (struct ether_addr *)(vf->vsi_res->default_mac_addr);
+       if (is_valid_assigned_ether_addr(p_mac_addr)) /* Configured by host */
+               ether_addr_copy(p_mac_addr, (struct ether_addr *)hw->mac.addr);
+       else
+               eth_random_addr(hw->mac.addr); /* Generate a random one */
 
        return 0;