From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757372Ab3DAMq7 (ORCPT ); Mon, 1 Apr 2013 08:46:59 -0400 Received: from LGEMRELSE1Q.lge.com ([156.147.1.111]:52041 "EHLO LGEMRELSE1Q.lge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756417Ab3DAMqj (ORCPT ); Mon, 1 Apr 2013 08:46:39 -0400 X-AuditID: 9c93016f-b7b6aae000000e9c-20-515981adaed1 From: Namhyung Kim To: Steven Rostedt , Frederic Weisbecker Cc: LKML , Namhyung Kim Subject: [PATCH 2/3] tracing: Fix off-by-one on allocating stat->pages Date: Mon, 1 Apr 2013 21:46:24 +0900 Message-Id: <1364820385-32027-2-git-send-email-namhyung@kernel.org> X-Mailer: git-send-email 1.7.11.7 In-Reply-To: <1364820385-32027-1-git-send-email-namhyung@kernel.org> References: <1364820385-32027-1-git-send-email-namhyung@kernel.org> X-Brightmail-Tracker: AAAAAA== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Namhyung Kim The first page was allocated separately, so no need to start from 0. Signed-off-by: Namhyung Kim --- kernel/trace/ftrace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 65bc47472b1b..d38ad7145f2f 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -676,7 +676,7 @@ int ftrace_profile_pages_init(struct ftrace_profile_stat *stat) pages = DIV_ROUND_UP(functions, PROFILES_PER_PAGE); - for (i = 0; i < pages; i++) { + for (i = 1; i < pages; i++) { pg->next = (void *)get_zeroed_page(GFP_KERNEL); if (!pg->next) goto out_free; -- 1.7.11.7