int ret = 0;
        char *hex = xstrdup(sha1_to_hex(sha1));
        char *filename;
-       char *url;
+       char *url = NULL;
        struct strbuf buf = STRBUF_INIT;
 
-       /* Don't use the index if the pack isn't there */
-       end_url_with_slash(&buf, base_url);
-       strbuf_addf(&buf, "objects/pack/pack-%s.pack", hex);
-       url = strbuf_detach(&buf, 0);
-
-       if (http_get_strbuf(url, NULL, 0)) {
-               ret = error("Unable to verify pack %s is available",
-                           hex);
-               goto cleanup;
-       }
-
        if (has_pack_index(sha1)) {
                ret = 0;
                goto cleanup;
                free(freq->url);
                freq->url = NULL;
        }
-       freq->slot = NULL;
+       if (freq->slot != NULL) {
+               freq->slot->callback_func = NULL;
+               freq->slot->callback_data = NULL;
+               release_active_slot(freq->slot);
+               freq->slot = NULL;
+       }
 }