@@ -162,8 +162,13 @@ static int get_registers(rtl8150_t * dev, u16 indx, u16 size, void *data)
ret = usb_control_msg(dev->udev, usb_rcvctrlpipe(dev->udev, 0),
RTL8150_REQ_GET_REGS, RTL8150_REQT_READ,
indx, 0, buf, size, 500);
- if (ret > 0 && ret <= size)
+
+ if (ret < 0)
+ memset(data, 0xff, size);
+
+ else
memcpy(data, buf, ret);
+
kfree(buf);
return ret;
}
@@ -276,7 +281,7 @@ static int write_mii_word(rtl8150_t * dev, u8 phy, __u8 indx, u16 reg)
static inline void set_ethernet_addr(rtl8150_t * dev)
{
- u8 node_id[6];
+ u8 node_id[6] = {0};
get_registers(dev, IDR, sizeof(node_id), node_id);
memcpy(dev->netdev->dev_addr, node_id, sizeof(node_id));