clear a stack buffer with explicit_bzero

1 files changed, 2 insertions, 2 deletions

diff --git a/src/lib/libc/crypt/arc4random.c b/src/lib/libc/crypt/arc4random.c
index 57acc0d56d..57decde1f8 100644
--- a/src/lib/libc/crypt/arc4random.c
+++ b/src/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 <dm@uun.org>
@@ -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;