Subject: Re: [RFC PATCH v2 2/4] ref-filter API user: add and use a ref_sorting_release()

From: Junio C Hamano <[email-masked]>
Date: Wed, 20 Oct 2021 07:39:02 -0700

Ævar Arnfjörð Bjarmason  <[email-masked]> writes:

> +void ref_sorting_release(struct ref_sorting *sorting)
> +{
> +	struct ref_sorting *next = sorting->next;
> +	if (next)
> +	       ref_sorting_release(next);
> +	free(sorting);
> +}

Looks like a deep recursion that can be turned into an iteration
fairly easily?  I guess it does not matter as long as we won't deal
with thousands of sort keys...