return MalformedUploadID{
			UploadID: uploadID,
		}
	}
	return checkObjectArgs(ctx, bucket, object)
}

// Checks for PutObjectPart arguments validity, also validates if bucket exists.
func checkPutObjectPartArgs(ctx context.Context, bucket, object, uploadID string) error {
	return checkMultipartObjectArgs(ctx, bucket, object, uploadID)
}

// Checks for ListParts arguments validity, also validates if bucket exists.

func (z *erasureServerPools) PutObjectPart(ctx context.Context, bucket, object, uploadID string, partID int, data *PutObjReader, opts ObjectOptions) (PartInfo, error) {
	if err := checkPutObjectPartArgs(ctx, bucket, object, uploadID); err != nil {
		return PartInfo{}, err
	}

	// Read lock for upload id.
	// Only held while reading the upload metadata.