return err
			}

			for _, volInfo := range volsInfo {
				// StorageAPI can send volume names which are
				// incompatible with buckets - these are
				// skipped, like the meta-bucket.
				if isReservedOrInvalidBucket(volInfo.Name, false) {
					continue
				}

				healBuckets.Compute(volInfo.Name, func(oldValue VolInfo, loaded bool) (newValue VolInfo, del bool) {
					if loaded {
						newValue = oldValue

			if bucket == "" {
				if f.dataUsageScannerDebug {
					console.Debugf(scannerLogPrefix+" no bucket (%s,%s)\n", f.root, entName)
				}
				return errDoneForNow
			}

			if isReservedOrInvalidBucket(bucket, false) {
				if f.dataUsageScannerDebug {
					console.Debugf(scannerLogPrefix+" invalid bucket: %v, entry: %v\n", bucket, entName)
				}
				return errDoneForNow
			}

			select {

	if hip.bucket == "" {
		if hip.objPrefix != "" {
			// Bucket is required if object-prefix is given
			err = ErrHealMissingBucket
			return
		}
	} else if isReservedOrInvalidBucket(hip.bucket, false) {
		err = ErrInvalidBucketName
		return
	}

	// empty prefix is valid.
	if !IsValidObjectPrefix(hip.objPrefix) {
		err = ErrInvalidObjectName
		return
	}