return BucketNameInvalid{Bucket: bucket}
	}

	if err := checkObjectNameForLengthAndSlash(bucket, object); err != nil {
		return err
	}

	// Validates object name validity after bucket exists.
	if !IsValidObjectName(object) {
		return ObjectNameInvalid{
			Bucket: bucket,
			Object: object,
		}
	}

	return nil
}

// Checks for PutObject arguments validity.