From 367165dc924c7cc221f463e8f8a349b46348651f Mon Sep 17 00:00:00 2001 From: tedu Date: Tue, 6 May 2014 15:37:57 +0000 Subject: [PATCH] clear a stack buffer with explicit_bzero --- lib/libc/crypt/arc4random.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lib/libc/crypt/arc4random.c b/lib/libc/crypt/arc4random.c index 57acc0d56da..57decde1f81 100644 --- a/lib/libc/crypt/arc4random.c +++ b/lib/libc/crypt/arc4random.c @@ -1,4 +1,4 @@ -/* $OpenBSD: arc4random.c,v 1.28 2014/05/06 02:31:45 tedu Exp $ */ +/* $OpenBSD: arc4random.c,v 1.29 2014/05/06 15:37:57 tedu Exp $ */ /* * Copyright (c) 1996, David Mazieres @@ -92,7 +92,7 @@ _rs_stir(void) _rs_init(rnd, sizeof(rnd)); } else _rs_rekey(rnd, sizeof(rnd)); - memset(rnd, 0, sizeof(rnd)); + explicit_bzero(rnd, sizeof(rnd)); /* invalidate rs_buf */ rs_have = 0; -- 2.20.1