return
	}

	objectAPI := api.ObjectAPI()
	if objectAPI == nil {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
		return
	}
	abortMultipartUpload := objectAPI.AbortMultipartUpload

	if s3Error := checkRequestAuthType(ctx, r, policy.AbortMultipartUploadAction, bucket, object); s3Error != ErrNone {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
		return

// would be removed from the system, rollback is not possible on this
// operation.
func (er erasureObjects) AbortMultipartUpload(ctx context.Context, bucket, object, uploadID string, opts ObjectOptions) (err error) {
	if !opts.NoAuditLog {
		auditObjectErasureSet(ctx, "AbortMultipartUpload", object, &er)
	}

	// Cleanup all uploaded parts.

	ListObjectParts(ctx context.Context, bucket, object, uploadID string, partNumberMarker int, maxParts int, opts ObjectOptions) (result ListPartsInfo, err error)
	AbortMultipartUpload(ctx context.Context, bucket, object, uploadID string, opts ObjectOptions) error