commit-graph, fuzz: add fuzzer for commit-graph

diff --git a/fetch-pack.c b/fetch-pack.c
index 9691046e6445837beefde3d8ae5e842063842575..dd6700bda9240f2278e663f9147df1c0808d2efc 100644 (file)
--- a/fetch-pack.c
+++ b/fetch-pack.c
@@ -636,23 +636,6 @@ struct loose_object_iter {
        struct ref *refs;
 };
 
-/*
- *  If the number of refs is not larger than the number of loose objects,
- *  this function stops inserting.
- */
-static int add_loose_objects_to_set(const struct object_id *oid,
-                                   const char *path,
-                                   void *data)
-{
-       struct loose_object_iter *iter = data;
-       oidset_insert(iter->loose_object_set, oid);
-       if (iter->refs == NULL)
-               return 1;
-
-       iter->refs = iter->refs->next;
-       return 0;
-}
-
 /*
  * Mark recent commits available locally and reachable from a local ref as
  * COMPLETE. If args->no_dependents is false, also mark COMPLETE remote refs as
@@ -670,30 +653,14 @@ static void mark_complete_and_common_ref(struct fetch_negotiator *negotiator,
        struct ref *ref;
        int old_save_commit_buffer = save_commit_buffer;
        timestamp_t cutoff = 0;
-       struct oidset loose_oid_set = OIDSET_INIT;
-       int use_oidset = 0;
-       struct loose_object_iter iter = {&loose_oid_set, *refs};
-
-       /* Enumerate all loose objects or know refs are not so many. */
-       use_oidset = !for_each_loose_object(add_loose_objects_to_set,
-                                           &iter, 0);
 
        save_commit_buffer = 0;
 
        for (ref = *refs; ref; ref = ref->next) {
                struct object *o;
-               unsigned int flags = OBJECT_INFO_QUICK;
 
-               if (use_oidset &&
-                   !oidset_contains(&loose_oid_set, &ref->old_oid)) {
-                       /*
-                        * I know this does not exist in the loose form,
-                        * so check if it exists in a non-loose form.
-                        */
-                       flags |= OBJECT_INFO_IGNORE_LOOSE;
-               }
-
-               if (!has_object_file_with_flags(&ref->old_oid, flags))
+               if (!has_object_file_with_flags(&ref->old_oid,
+                                               OBJECT_INFO_QUICK))
                        continue;
                o = parse_object(the_repository, &ref->old_oid);
                if (!o)
@@ -710,8 +677,6 @@ static void mark_complete_and_common_ref(struct fetch_negotiator *negotiator,
                }
        }
 
-       oidset_clear(&loose_oid_set);
-
        if (!args->deepen) {
                for_each_ref(mark_complete_oid, NULL);
                for_each_cached_alternate(NULL, mark_alternate_complete);