softmac_hold_device
if ((err = softmac_hold_device(phydev, &ddh)) != 0)
if (softmac_hold_device(phy_dev, &ddh) != 0)
softmac_hold_device(phydev, &ddh) == 0) {
(void) softmac_hold_device(phydev, &ddh);
int softmac_hold_device(dev_t, dls_dev_handle_t *);