shallow: fix leaking members of `struct shallow_info`

We do not free several struct members in `clear_shallow_info()`. Fix
this to plug the resulting leaks.

Signed-off-by: Patrick Steinhardt <ps@pks.im>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/shallow.c b/shallow.c
index 7e0ee96ead..dcebc263d7 100644
--- a/shallow.c
+++ b/shallow.c
@@ -489,6 +489,15 @@ void prepare_shallow_info(struct shallow_info *info, struct oid_array *sa)
 
 void clear_shallow_info(struct shallow_info *info)
 {
+	if (info->used_shallow) {
+		for (size_t i = 0; i < info->shallow->nr; i++)
+			free(info->used_shallow[i]);
+		free(info->used_shallow);
+	}
+
+	free(info->need_reachability_test);
+	free(info->reachable);
+	free(info->shallow_ref);
 	free(info->ours);
 	free(info->theirs);
 }