if capacity error getCapacityInBlocks NULL pointer given return RDE_ST

{
  if (!capacity)
  {
    error("getCapacityInBlocks: NULL pointer given\n");
    return RDE_STATUS_INVALID_PARAMETER;
  }

  return _storage->getCapacityInBlocks(capacity);
}

rde_status_t StorageAccessor::getBlockSize(rde_uint32_t * blockSize)
{
  if (!blockSize)
  {
    error("getBlockSize: NULL pointer given\n");
    return RDE_STATUS_INVALID_PARAMETER;
  }

  *blockSize = _blockSize;
  return RDE_STATUS_OK;
}