From patchwork Tue Jan 21 11:57:34 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 1226411 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-pci-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=ti.com header.i=@ti.com header.a=rsa-sha256 header.s=ti-com-17Q1 header.b=PTeLFwRO; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 4826Qq3gCQz9sRG for ; Tue, 21 Jan 2020 22:54:43 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728748AbgAULym (ORCPT ); Tue, 21 Jan 2020 06:54:42 -0500 Received: from lelv0143.ext.ti.com ([198.47.23.248]:55824 "EHLO lelv0143.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727817AbgAULym (ORCPT ); Tue, 21 Jan 2020 06:54:42 -0500 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id 00LBsZcK101580; Tue, 21 Jan 2020 05:54:35 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1579607675; bh=q6qzQlnnVh5caH1AoPNGy1ZkNwMbUHyLv2CbY74wVyU=; h=From:To:CC:Subject:Date; b=PTeLFwROW/AQAmsDeW6MDlhlE4fmBO0h5zIzlQ5tm7xi2QRVeLojMT4Cl/LGTafCy kThp3VOftfy74XOcQZ3MZDkpUoP8Vh3dAch2ezlku68RzkubqNDyDtJhELWMrJu8E+ BVnkfjOCB2N41WJIJfOayMkiHGoHh0/YY8RBS+Ec= Received: from DLEE100.ent.ti.com (dlee100.ent.ti.com [157.170.170.30]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 00LBsZss043131 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 21 Jan 2020 05:54:35 -0600 Received: from DLEE112.ent.ti.com (157.170.170.23) by DLEE100.ent.ti.com (157.170.170.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1847.3; Tue, 21 Jan 2020 05:54:34 -0600 Received: from lelv0327.itg.ti.com (10.180.67.183) by DLEE112.ent.ti.com (157.170.170.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1847.3 via Frontend Transport; Tue, 21 Jan 2020 05:54:34 -0600 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0327.itg.ti.com (8.15.2/8.15.2) with ESMTP id 00LBsVTu001187; Tue, 21 Jan 2020 05:54:32 -0600 From: Kishon Vijay Abraham I To: Murali Karicheri , Lorenzo Pieralisi , Andrew Murray , Bjorn Helgaas CC: , , , Kishon Vijay Abraham I Subject: [PATCH] PCI: keystone: Fix error handling when "num-viewport" DT property is not populated Date: Tue, 21 Jan 2020 17:27:34 +0530 Message-ID: <20200121115734.7047-1-kishon@ti.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Fix error handling when "num-viewport" DT property is not populated. Fixes: 23284ad677a94 ("PCI: keystone: Add support for PCIe EP in AM654x Platforms") Cc: stable@vger.kernel.org # v5.2+ Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/controller/dwc/pci-keystone.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/controller/dwc/pci-keystone.c b/drivers/pci/controller/dwc/pci-keystone.c index dbe31589eb61..2c127c321080 100644 --- a/drivers/pci/controller/dwc/pci-keystone.c +++ b/drivers/pci/controller/dwc/pci-keystone.c @@ -1357,7 +1357,7 @@ static int __init ks_pcie_probe(struct platform_device *pdev) ret = of_property_read_u32(np, "num-viewport", &num_viewport); if (ret < 0) { dev_err(dev, "unable to read *num-viewport* property\n"); - return ret; + goto err_get_sync; } /*