From patchwork Thu Feb 9 09:25:19 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Juri Lelli X-Patchwork-Id: 9564305 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 5CEE360572 for ; Thu, 9 Feb 2017 09:45:39 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 366DE28503 for ; Thu, 9 Feb 2017 09:45:39 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2987E28524; Thu, 9 Feb 2017 09:45:39 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9B14728522 for ; Thu, 9 Feb 2017 09:45:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752408AbdBIJoo (ORCPT ); Thu, 9 Feb 2017 04:44:44 -0500 Received: from foss.arm.com ([217.140.101.70]:38712 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752403AbdBIJoN (ORCPT ); Thu, 9 Feb 2017 04:44:13 -0500 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id BB5B21595; Thu, 9 Feb 2017 01:26:02 -0800 (PST) Received: from e106622-lin.cambridge.arm.com (e106622-lin.cambridge.arm.com [10.1.211.43]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 1629C3F24D; Thu, 9 Feb 2017 01:25:59 -0800 (PST) From: Juri Lelli To: linux-kernel@vger.kernel.org Cc: linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, peterz@infradead.org, vincent.guittot@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com, linux@arm.linux.org.uk, sudeep.holla@arm.com, lorenzo.pieralisi@arm.com, catalin.marinas@arm.com, will.deacon@arm.com, morten.rasmussen@arm.com, dietmar.eggemann@arm.com, juri.lelli@arm.com, broonie@kernel.org, gregkh@linuxfoundation.org Subject: [PATCH v2 3/9] arm: fix return value of parse_cpu_capacity Date: Thu, 9 Feb 2017 09:25:19 +0000 Message-Id: <20170209092525.6654-4-juri.lelli@arm.com> X-Mailer: git-send-email 2.10.0 In-Reply-To: <20170209092525.6654-1-juri.lelli@arm.com> References: <20170209092525.6654-1-juri.lelli@arm.com> Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP parse_cpu_capacity() has to return 0 on failure, but it currently returns 1 instead if raw_capacity kcalloc failed. Fix it by removing the negation of the return value. Cc: Russell King Reported-by: Morten Rasmussen Fixes: 06073ee26775 ('ARM: 8621/3: parse cpu capacity-dmips-mhz from DT') Signed-off-by: Juri Lelli --- arch/arm/kernel/topology.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/kernel/topology.c b/arch/arm/kernel/topology.c index ebf47d91b804..b439f7fff86b 100644 --- a/arch/arm/kernel/topology.c +++ b/arch/arm/kernel/topology.c @@ -165,7 +165,7 @@ static int __init parse_cpu_capacity(struct device_node *cpu_node, int cpu) if (!raw_capacity) { pr_err("cpu_capacity: failed to allocate memory for raw capacities\n"); cap_parsing_failed = true; - return !ret; + return ret; } } capacity_scale = max(cpu_capacity, capacity_scale);