{
        u32 fw_major, fw_minor, fw_build;
        char brd_name[QLCNIC_MAX_BOARD_NAME_LEN];
-       char serial_num[32];
-       int i, offset, val;
-       int *ptr32;
        struct pci_dev *pdev = adapter->pdev;
        struct qlcnic_info nic_info;
-       adapter->driver_mismatch = 0;
-
-       ptr32 = (int *)&serial_num;
-       offset = QLCNIC_FW_SERIAL_NUM_OFFSET;
-       for (i = 0; i < 8; i++) {
-               if (qlcnic_rom_fast_read(adapter, offset, &val) == -1) {
-                       dev_err(&pdev->dev, "error reading board info\n");
-                       adapter->driver_mismatch = 1;
-                       return;
-               }
-               ptr32[i] = cpu_to_le32(val);
-               offset += sizeof(u32);
-       }
 
        fw_major = QLCRD32(adapter, QLCNIC_FW_VERSION_MAJOR);
        fw_minor = QLCRD32(adapter, QLCNIC_FW_VERSION_MINOR);
        struct qlcnic_adapter *adapter = netdev_priv(netdev);
        int err;
 
-       if (adapter->driver_mismatch)
-               return -EIO;
-
        err = qlcnic_attach(adapter);
        if (err)
                return err;