struct strbuf buffer = STRBUF_INIT;
        struct discovery *last = last_discovery;
        char *refs_url;
-       int http_ret, is_http = 0;
+       int http_ret, maybe_smart = 0;
 
        if (last && !strcmp(service, last->service))
                return last;
 
        strbuf_addf(&buffer, "%sinfo/refs", url);
        if (!prefixcmp(url, "http://") || !prefixcmp(url, "https://")) {
-               is_http = 1;
+               maybe_smart = 1;
                if (!strchr(url, '?'))
                        strbuf_addch(&buffer, '?');
                else
        last->buf_alloc = strbuf_detach(&buffer, &last->len);
        last->buf = last->buf_alloc;
 
-       if (is_http && 5 <= last->len && last->buf[4] == '#') {
+       if (maybe_smart && 5 <= last->len && last->buf[4] == '#') {
                /* smart HTTP response; validate that the service
                 * pkt-line matches our request.
                 */