From patchwork Fri Feb 22 06:24:25 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joseph Lo X-Patchwork-Id: 2174721 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork1.kernel.org (Postfix) with ESMTP id D716D3FE37 for ; Fri, 22 Feb 2013 06:27:31 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1U8m3p-0005nB-NU; Fri, 22 Feb 2013 06:24:45 +0000 Received: from hqemgate04.nvidia.com ([216.228.121.35]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1U8m3m-0005mX-JG for linux-arm-kernel@lists.infradead.org; Fri, 22 Feb 2013 06:24:43 +0000 Received: from hqnvupgp07.nvidia.com (Not Verified[216.228.121.13]) by hqemgate04.nvidia.com id ; Thu, 21 Feb 2013 22:24:33 -0800 Received: from hqemhub02.nvidia.com ([172.17.108.22]) by hqnvupgp07.nvidia.com (PGP Universal service); Thu, 21 Feb 2013 22:23:58 -0800 X-PGP-Universal: processed; by hqnvupgp07.nvidia.com on Thu, 21 Feb 2013 22:23:58 -0800 Received: from jlo-ubuntu-64.nvidia.com (172.20.144.16) by hqemhub02.nvidia.com (172.20.150.31) with Microsoft SMTP Server (TLS) id 8.3.297.1; Thu, 21 Feb 2013 22:24:40 -0800 From: Joseph Lo To: Stephen Warren Subject: [PATCH 1/3] ARM: tegra: Fix unchecked return value Date: Fri, 22 Feb 2013 14:24:25 +0800 Message-ID: <1361514267-12111-1-git-send-email-josephl@nvidia.com> X-Mailer: git-send-email 1.8.1.1 X-NVConfidentiality: public MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130222_012442_758811_944D972B X-CRM114-Status: UNSURE ( 9.22 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -7.6 (-------) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-7.6 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at http://www.dnswl.org/, high trust [216.228.121.35 listed in list.dnswl.org] -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.0 SPF_PASS SPF: sender matches SPF record -0.7 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: linux-tegra@vger.kernel.org, Joseph Lo , linux-arm-kernel@lists.infradead.org, Hiroshi Doyu X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Hiroshi Doyu Check a return value for tegra_powergate_remove_clamping(). Signed-off-by: Hiroshi Doyu Signed-off-by: Joseph Lo --- arch/arm/mach-tegra/platsmp.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/mach-tegra/platsmp.c b/arch/arm/mach-tegra/platsmp.c index 2c6b3d5..4dfc75e 100644 --- a/arch/arm/mach-tegra/platsmp.c +++ b/arch/arm/mach-tegra/platsmp.c @@ -124,6 +124,9 @@ remove_clamps: /* Remove I/O clamps. */ ret = tegra_powergate_remove_clamping(pwrgateid); + if (ret) + return ret; + udelay(10); /* Clear flow controller CSR. */