From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.7 required=3.0 tests=DATE_IN_PAST_03_06, DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 578B4C2D0DB for ; Wed, 22 Jan 2020 13:19:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2C7AD24688 for ; Wed, 22 Jan 2020 13:19:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579699172; bh=EsfXXKZ3mPxHUwIBoC1V7kBeQf4qR+1RmiqD89uuj60=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=fN9laIzLIOtUzZ0cIh+dIr8gxx1IVwPZ4GNTQxoET1Y7uBg2MZdPAewPH8NP8xIjI DI0XmfoDkmTc0TTigukPIIE3ar5ZObJS3CIFZOkNuIXf5tM3vLqo1Msn7MJDXWqG8W AkHDp0xUOvT1QZGAkvufXdCX2ZohAZ7WCjK9eZTI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729014AbgAVNTb (ORCPT ); Wed, 22 Jan 2020 08:19:31 -0500 Received: from mail.kernel.org ([198.145.29.99]:35374 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729673AbgAVNT2 (ORCPT ); Wed, 22 Jan 2020 08:19:28 -0500 Received: from localhost (unknown [84.241.205.26]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 627072467E; Wed, 22 Jan 2020 13:19:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579699168; bh=EsfXXKZ3mPxHUwIBoC1V7kBeQf4qR+1RmiqD89uuj60=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iOu8h1UMBMUXHtOUP8EkFSZZqOOvkX1WT+96c+iJPiu+8MbQXRxyDaiwzclLMUNch kU9hk4cwMC6QzwtOHgZfQjU0V6KuQoirmOlreMoOnxlP8wEV2zLN5Qk5CkqmqIPuxL 1+tACCvLTL+jvl24QLIFVjgjfXGcw9ghY/rtCSuU= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Ikjoon Jang , "Rafael J. Wysocki" Subject: [PATCH 5.4 034/222] cpuidle: teo: Fix intervals[] array indexing bug Date: Wed, 22 Jan 2020 10:27:00 +0100 Message-Id: <20200122092835.929918908@linuxfoundation.org> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200122092833.339495161@linuxfoundation.org> References: <20200122092833.339495161@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Ikjoon Jang commit 57388a2ccb6c2f554fee39772886c69b796dde53 upstream. Fix a simple bug in rotating array index. Fixes: b26bf6ab716f ("cpuidle: New timer events oriented governor for tickless systems") Signed-off-by: Ikjoon Jang Cc: 5.1+ # 5.1+ Signed-off-by: Rafael J. Wysocki Signed-off-by: Greg Kroah-Hartman --- drivers/cpuidle/governors/teo.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/cpuidle/governors/teo.c +++ b/drivers/cpuidle/governors/teo.c @@ -194,7 +194,7 @@ static void teo_update(struct cpuidle_dr * pattern detection. */ cpu_data->intervals[cpu_data->interval_idx++] = measured_us; - if (cpu_data->interval_idx > INTERVALS) + if (cpu_data->interval_idx >= INTERVALS) cpu_data->interval_idx = 0; }