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

Ævar Arnfjörð Bjarmason  [off-list ref] 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...