From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755089Ab2HMWFt (ORCPT ); Mon, 13 Aug 2012 18:05:49 -0400 Received: from mail-gg0-f174.google.com ([209.85.161.174]:60176 "EHLO mail-gg0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755050Ab2HMWFp (ORCPT ); Mon, 13 Aug 2012 18:05:45 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Greg KH , torvalds@linux-foundation.org, akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk, Tony Luck , Theodore Tso Subject: [ 33/44] dmi: Feed DMI table to /dev/random driver Date: Mon, 13 Aug 2012 15:02:40 -0700 Message-Id: <20120813220145.072531761@linuxfoundation.org> X-Mailer: git-send-email 1.7.10.1.362.g242cab3 In-Reply-To: <20120813220142.113186818@linuxfoundation.org> References: <20120813220142.113186818@linuxfoundation.org> User-Agent: quilt/0.60-20.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Greg KH 3.0-stable review patch. If anyone has any objections, please let me know. ------------------ From: Tony Luck commit d114a33387472555188f142ed8e98acdb8181c6d upstream. Send the entire DMI (SMBIOS) table to the /dev/random driver to help seed its pools. Signed-off-by: Tony Luck Signed-off-by: Theodore Ts'o Signed-off-by: Greg Kroah-Hartman --- drivers/firmware/dmi_scan.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/firmware/dmi_scan.c +++ b/drivers/firmware/dmi_scan.c @@ -6,6 +6,7 @@ #include #include #include +#include #include /* @@ -111,6 +112,8 @@ static int __init dmi_walk_early(void (* dmi_table(buf, dmi_len, dmi_num, decode, NULL); + add_device_randomness(buf, dmi_len); + dmi_iounmap(buf, dmi_len); return 0; }