From patchwork Thu Mar 24 22:28:18 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Murali Karicheri X-Patchwork-Id: 8665151 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id B8E609F326 for ; Thu, 24 Mar 2016 22:31:12 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id D6F83202EC for ; Thu, 24 Mar 2016 22:31:11 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C9B9B202E9 for ; Thu, 24 Mar 2016 22:31:10 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ajDkF-0004E0-C9; Thu, 24 Mar 2016 22:28:47 +0000 Received: from bear.ext.ti.com ([192.94.94.41]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ajDk3-0004Ak-6N for linux-arm-kernel@lists.infradead.org; Thu, 24 Mar 2016 22:28:36 +0000 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id u2OMSBp6018385; Thu, 24 Mar 2016 17:28:11 -0500 Received: from DLEE71.ent.ti.com (dlee71.ent.ti.com [157.170.170.114]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id u2OMSBGp026722; Thu, 24 Mar 2016 17:28:11 -0500 Received: from dlep33.itg.ti.com (157.170.170.75) by DLEE71.ent.ti.com (157.170.170.114) with Microsoft SMTP Server id 14.3.224.2; Thu, 24 Mar 2016 17:28:11 -0500 Received: from ula0868495.am.dhcp.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep33.itg.ti.com (8.14.3/8.13.8) with ESMTP id u2OMSApl017425; Thu, 24 Mar 2016 17:28:10 -0500 From: Murali Karicheri To: , , , , Subject: [PATCH next v1 2/2] PCI: keystone: remove unnecessary goto statement Date: Thu, 24 Mar 2016 18:28:18 -0400 Message-ID: <1458858498-20559-2-git-send-email-m-karicheri2@ti.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1458858498-20559-1-git-send-email-m-karicheri2@ti.com> References: <1458858498-20559-1-git-send-email-m-karicheri2@ti.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160324_152835_433391_F28E98E6 X-CRM114-Status: GOOD ( 10.32 ) X-Spam-Score: -6.9 (------) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Fix the misuse of goto statement in ks_pcie_get_irq_controller_info() as simple return is more appropriate for this function. While at it add an error log for absence of interrupt controller node. Signed-off-by: Murali Karicheri Cc: Rob Herring Cc: Pawel Moll Cc: Mark Rutland Cc: Ian Campbell Cc: Kumar Gala Cc: Bjorn Helgaas --- v1 - same as before initial version drivers/pci/host/pci-keystone.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/drivers/pci/host/pci-keystone.c b/drivers/pci/host/pci-keystone.c index a2b3ff6..fc153a7 100644 --- a/drivers/pci/host/pci-keystone.c +++ b/drivers/pci/host/pci-keystone.c @@ -181,11 +181,13 @@ static int ks_pcie_get_irq_controller_info(struct keystone_pcie *ks_pcie, *np_temp = of_find_node_by_name(np_pcie, controller); if (!(*np_temp)) { dev_err(dev, "Node for %s is absent\n", controller); - goto out; + return ret; } temp = of_irq_count(*np_temp); - if (!temp) - goto out; + if (!temp) { + dev_err(dev, "No entries in %s\n", controller); + return ret; + } if (temp > max_host_irqs) dev_warn(dev, "Too many %s interrupts defined %u\n", (legacy ? "legacy" : "MSI"), temp); @@ -203,7 +205,6 @@ static int ks_pcie_get_irq_controller_info(struct keystone_pcie *ks_pcie, *num_irqs = temp; ret = 0; } -out: return ret; } @@ -231,6 +232,7 @@ static void ks_pcie_setup_interrupts(struct keystone_pcie *ks_pcie) /* enable error interrupt */ if (ks_pcie->error_irq > 0) ks_dw_pcie_enable_error_irq(ks_pcie->va_app_base); + } /*