time-util: fix buffer-over-run

Fixes #23928.
2022-07-08 16:09:46 +02:00
parent ef8304de53
commit 9102c625a6
2 changed files with 6 additions and 1 deletions
@@ -238,6 +238,11 @@ TEST(format_timespan) {
        test_format_timespan_accuracy(1);
        test_format_timespan_accuracy(USEC_PER_MSEC);
        test_format_timespan_accuracy(USEC_PER_SEC);
+
+        /* See issue #23928. */
+        _cleanup_free_ char *buf;
+        assert_se(buf = new(char, 5));
+        assert_se(buf == format_timespan(buf, 5, 100005, 1000));
 }

 TEST(verify_timezone) {