Fix segfault when time is unreadable

Adding myself to contributors Closes #130
2020-03-07 16:49:17 +00:00
parent b2753b146a
commit c667083c81
2 changed files with 5 additions and 0 deletions
--- a/src/faillog.c
+++ b/src/faillog.c
@@ -163,6 +163,10 @@ static void print_one (/*@null@*/const struct passwd *pw, bool force)
 	}

 	tm = localtime (&fl.fail_time);
+	if (!tm) {
+		fprintf (stderr, "Cannot read time from faillog.\n");
+		exit (EXIT_FAILURE);
+	}
 #ifdef HAVE_STRFTIME
 	strftime (ptime, sizeof (ptime), "%D %H:%M:%S %z", tm);
 	cp = ptime;