int i, ret = 0, req_nr;
const char *message = _("Repository lacks these prerequisite commits:");
+ if (!r || !r->objects || !r->objects->odb)
+ return error(_("need a repository to verify a bundle"));
+
repo_init_revisions(r, &revs, NULL);
for (i = 0; i < p->nr; i++) {
struct ref_list_entry *e = p->list + i;