From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751478AbZIOH7m (ORCPT ); Tue, 15 Sep 2009 03:59:42 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750903AbZIOH7g (ORCPT ); Tue, 15 Sep 2009 03:59:36 -0400 Received: from mx3.mail.elte.hu ([157.181.1.138]:37614 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750746AbZIOH7g (ORCPT ); Tue, 15 Sep 2009 03:59:36 -0400 Date: Tue, 15 Sep 2009 09:59:31 +0200 From: Ingo Molnar To: Linus Torvalds Cc: linux-kernel@vger.kernel.org, Peter Zijlstra , Paul Mackerras Subject: [GIT PULL] perfcounters fix Message-ID: <20090915075931.GA24171@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.18 (2008-05-17) X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.5 -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Linus, Please pull the latest perfcounters-fixes-for-linus git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip.git perfcounters-fixes-for-linus Thanks, Ingo ------------------> Xiao Guangrong (1): perf_counter: Fix buffer overflow in perf_copy_attr() kernel/perf_counter.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/kernel/perf_counter.c b/kernel/perf_counter.c index d7cbc57..a67a1dc 100644 --- a/kernel/perf_counter.c +++ b/kernel/perf_counter.c @@ -4171,6 +4171,7 @@ static int perf_copy_attr(struct perf_counter_attr __user *uattr, if (val) goto err_size; } + size = sizeof(*attr); } ret = copy_from_user(attr, uattr, size);