From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752428Ab2J1HTk (ORCPT ); Sun, 28 Oct 2012 03:19:40 -0400 Received: from mail-pb0-f46.google.com ([209.85.160.46]:41153 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752120Ab2J1HTh (ORCPT ); Sun, 28 Oct 2012 03:19:37 -0400 From: Akinobu Mita To: linux-kernel@vger.kernel.org, akpm@linux-foundation.org Cc: Akinobu Mita Subject: [PATCH 2/9] uuid: use random32_get_bytes() Date: Sun, 28 Oct 2012 16:18:59 +0900 Message-Id: <1351408746-8623-2-git-send-email-akinobu.mita@gmail.com> X-Mailer: git-send-email 1.7.11.7 In-Reply-To: <1351408746-8623-1-git-send-email-akinobu.mita@gmail.com> References: <1351408746-8623-1-git-send-email-akinobu.mita@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use random32_get_bytes() to generate 16 bytes of pseudo-random bytes. Signed-off-by: Akinobu Mita --- lib/uuid.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) diff --git a/lib/uuid.c b/lib/uuid.c index 52a6fe6..697f867 100644 --- a/lib/uuid.c +++ b/lib/uuid.c @@ -25,13 +25,7 @@ static void __uuid_gen_common(__u8 b[16]) { - int i; - u32 r; - - for (i = 0; i < 4; i++) { - r = random32(); - memcpy(b + i * 4, &r, 4); - } + random32_get_bytes(b, 16); /* reversion 0b10 */ b[8] = (b[8] & 0x3F) | 0x80; } -- 1.7.11.7