am 83f968e2: GAP: Retain the old COD if already present

    tBTM_SEC_DEV_REC *p_dev_rec = NULL;

    tBTM_INQ_INFO    *p_inq_info;

    int               i;

    DEV_CLASS         old_cod;

    int               i_new_entry = BTM_SEC_MAX_DEVICE_RECORDS;

    int               i_old_entry = BTM_SEC_MAX_DEVICE_RECORDS;

    BTM_TRACE_EVENT ("btm_sec_alloc_dev");

    for (i = 0; i < BTM_SEC_MAX_DEVICE_RECORDS; i++)

    {

        /* look for old entry where device details are present */

        if (!(btm_cb.sec_dev_rec[i].sec_flags & BTM_SEC_IN_USE) &&

             (!memcmp (btm_cb.sec_dev_rec[i].bd_addr, bd_addr, BD_ADDR_LEN)))

        {

            i_old_entry = i;

            BTM_TRACE_EVENT ("btm_sec_alloc_dev  old device found");

            break;

        }

    }

    for (i = 0; i < BTM_SEC_MAX_DEVICE_RECORDS; i++)

    {

        if (!(btm_cb.sec_dev_rec[i].sec_flags & BTM_SEC_IN_USE))

        {

            p_dev_rec = &btm_cb.sec_dev_rec[i];

            i_new_entry = i;

            break;

        }

    }

    if (!p_dev_rec)

    if (i_new_entry == BTM_SEC_MAX_DEVICE_RECORDS) {

        p_dev_rec = btm_find_oldest_dev();

    }

    else {

        /* if the old device entry not present go with

            new entry */

        if(i_old_entry == BTM_SEC_MAX_DEVICE_RECORDS) {

            p_dev_rec = &btm_cb.sec_dev_rec[i_new_entry];

        }

        else {

            p_dev_rec = &btm_cb.sec_dev_rec[i_old_entry];

            memcpy (old_cod, p_dev_rec->dev_class, DEV_CLASS_LEN);

        }

    }

    memset (p_dev_rec, 0, sizeof (tBTM_SEC_DEV_REC));

    /* Retain the old COD for device */

    if(i_old_entry != BTM_SEC_MAX_DEVICE_RECORDS) {

        BTM_TRACE_EVENT ("btm_sec_alloc_dev restoring cod ");

        memcpy (p_dev_rec->dev_class, old_cod, DEV_CLASS_LEN);

    }

    p_dev_rec->sec_flags = BTM_SEC_IN_USE;

    /* Check with the BT manager if details about remote device are known */