From patchwork Mon Oct 30 06:12:42 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yang Li X-Patchwork-Id: 13440021 X-Patchwork-Delegate: kw@linux.com Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9FFF3C4332F for ; Mon, 30 Oct 2023 06:12:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230458AbjJ3GMz (ORCPT ); Mon, 30 Oct 2023 02:12:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37516 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229517AbjJ3GMy (ORCPT ); Mon, 30 Oct 2023 02:12:54 -0400 Received: from out30-101.freemail.mail.aliyun.com (out30-101.freemail.mail.aliyun.com [115.124.30.101]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CFF2FA9; Sun, 29 Oct 2023 23:12:47 -0700 (PDT) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R101e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018046051;MF=yang.lee@linux.alibaba.com;NM=1;PH=DS;RN=10;SR=0;TI=SMTPD_---0Vv6phb3_1698646362; Received: from localhost(mailfrom:yang.lee@linux.alibaba.com fp:SMTPD_---0Vv6phb3_1698646362) by smtp.aliyun-inc.com; Mon, 30 Oct 2023 14:12:43 +0800 From: Yang Li To: lpieralisi@kernel.org, kw@linux.com, robh@kernel.org, bhelgaas@google.com, michal.simek@amd.com Cc: linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Yang Li , Abaci Robot Subject: [PATCH -next] PCI: xilinx-xdma: Remove redundant dev_err() Date: Mon, 30 Oct 2023 14:12:42 +0800 Message-Id: <20231030061242.51475-1-yang.lee@linux.alibaba.com> X-Mailer: git-send-email 2.20.1.7.g153144c MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org There is no need to call the dev_err() function directly to print a custom message when handling an error from either the platform_get_irq() or platform_get_irq_byname() functions as both are going to display an appropriate error message in case of a failure. ./drivers/pci/controller/pcie-xilinx-dma-pl.c:688:2-9: line 688 is redundant because platform_get_irq() already prints an error ./drivers/pci/controller/pcie-xilinx-dma-pl.c:702:2-9: line 702 is redundant because platform_get_irq() already prints an error Reported-by: Abaci Robot Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=7074 Signed-off-by: Yang Li --- drivers/pci/controller/pcie-xilinx-dma-pl.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/drivers/pci/controller/pcie-xilinx-dma-pl.c b/drivers/pci/controller/pcie-xilinx-dma-pl.c index 2f7d676c683c..4e49b12a2e2a 100644 --- a/drivers/pci/controller/pcie-xilinx-dma-pl.c +++ b/drivers/pci/controller/pcie-xilinx-dma-pl.c @@ -684,10 +684,8 @@ static int xilinx_request_msi_irq(struct pl_dma_pcie *port) int ret; port->msi.irq_msi0 = platform_get_irq_byname(pdev, "msi0"); - if (port->msi.irq_msi0 <= 0) { - dev_err(dev, "Unable to find msi0 IRQ line\n"); + if (port->msi.irq_msi0 <= 0) return port->msi.irq_msi0; - } ret = devm_request_irq(dev, port->msi.irq_msi0, xilinx_pl_dma_pcie_msi_handler_low, IRQF_SHARED | IRQF_NO_THREAD, "xlnx-pcie-dma-pl", @@ -698,10 +696,8 @@ static int xilinx_request_msi_irq(struct pl_dma_pcie *port) } port->msi.irq_msi1 = platform_get_irq_byname(pdev, "msi1"); - if (port->msi.irq_msi1 <= 0) { - dev_err(dev, "Unable to find msi1 IRQ line\n"); + if (port->msi.irq_msi1 <= 0) return port->msi.irq_msi1; - } ret = devm_request_irq(dev, port->msi.irq_msi1, xilinx_pl_dma_pcie_msi_handler_high, IRQF_SHARED | IRQF_NO_THREAD, "xlnx-pcie-dma-pl",