From patchwork Sun Aug 2 14:26:01 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= X-Patchwork-Id: 257469 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DCF83C433ED for ; Sun, 2 Aug 2020 14:26:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C5A9520759 for ; Sun, 2 Aug 2020 14:26:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726517AbgHBO0V (ORCPT ); Sun, 2 Aug 2020 10:26:21 -0400 Received: from mail-lf1-f67.google.com ([209.85.167.67]:36759 "EHLO mail-lf1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726300AbgHBO0U (ORCPT ); Sun, 2 Aug 2020 10:26:20 -0400 Received: by mail-lf1-f67.google.com with SMTP id c15so1838480lfi.3; Sun, 02 Aug 2020 07:26:18 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=/S75/rZPVtT/la0J520uvq4mcrCeNFGU2um+3tul+rI=; b=eGYxKagEb+QN5Q7HCeGhnyhJKXIWmSd8RBVimVWipR+irMxje/N7qFbEo9bJg1Wjfr /73rkoJLOwd6N5dnh3ZampC3gj12TE0GCc70OOJocJCMMdtceSvoWa2clFkVtfz42tfc NVTbE3gDGn7bsADcEQq84BzSGxMRIHt9HfI+r2PzD42AqbYnIjjZfJbcHwXQnHr2aqu1 nV218QolJDfI8X1OyUZ1XhjebAyle3QGdgOg4XslQkNGxWl7gSMjpGEVoWy61YEdBC7i e2/D2KSAFJiWtMIQqnOqpX6L3lLESHhiZ0Qjf+B9NExEmrDzEU/1KuhGueyXTVODCXmW FQtw== X-Gm-Message-State: AOAM531OOYSQb6OEx2x8ckJJvP4MZ5XEzBRGm3PyMlBahdSl5ewxwwXr XEM3Bp1fOAkrCKSRINjS+H4= X-Google-Smtp-Source: ABdhPJzNpdAF9CCzGfP8sG9ncd25/FPuC6g6AByGverT5oAgx7TlVWh8xE/g3DI5YXBMEkYyIP2c8Q== X-Received: by 2002:a19:189:: with SMTP id 131mr6399805lfb.128.1596378377807; Sun, 02 Aug 2020 07:26:17 -0700 (PDT) Received: from workstation.lan ([95.155.85.46]) by smtp.gmail.com with ESMTPSA id 193sm4214136lfa.90.2020.08.02.07.26.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 02 Aug 2020 07:26:17 -0700 (PDT) From: =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= To: Bjorn Helgaas Cc: Jingoo Han , Kukjin Kim , Krzysztof Kozlowski , Richard Zhu , Lucas Stach , Shawn Guo , Sascha Hauer , Murali Karicheri , Yue Wang , Kevin Hilman , Thomas Petazzoni , Jesper Nilsson , Xiaowei Song , Binghui Wang , Pratyush Anand , Hou Zhiqiang , Linus Walleij , Toan Le , Ley Foon Tan , Shawn Lin , Heiko Stuebner , linux-amlogic@lists.infradead.org, linux-arm-kernel@axis.com, linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org, linux-pci@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-tegra@vger.kernel.org, rfi@lists.rocketboards.org Subject: [PATCH 09/10] PCI: rockchip: Remove dev_err() when handing an error from platform_get_irq() Date: Sun, 2 Aug 2020 14:26:01 +0000 Message-Id: <20200802142601.1635926-10-kw@linux.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200802142601.1635926-1-kw@linux.com> References: <20200802142601.1635926-1-kw@linux.com> MIME-Version: 1.0 Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@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. This change is as per suggestion from Coccinelle: drivers/pci/controller/pcie-rockchip-host.c:553:2-9: line 553 is redundant because platform_get_irq() already prints an error drivers/pci/controller/pcie-rockchip-host.c:566:2-9: line 566 is redundant because platform_get_irq() already prints an error drivers/pci/controller/pcie-rockchip-host.c:576:2-9: line 576 is redundant because platform_get_irq() already prints an error Suggested-by: Bjorn Helgaas Signed-off-by: Krzysztof Wilczyński --- drivers/pci/controller/pcie-rockchip-host.c | 12 +++--------- 1 file changed, 3 insertions(+), 9 deletions(-) diff --git a/drivers/pci/controller/pcie-rockchip-host.c b/drivers/pci/controller/pcie-rockchip-host.c index 94af6f5828a3..eebe05ab354f 100644 --- a/drivers/pci/controller/pcie-rockchip-host.c +++ b/drivers/pci/controller/pcie-rockchip-host.c @@ -549,10 +549,8 @@ static int rockchip_pcie_setup_irq(struct rockchip_pcie *rockchip) struct platform_device *pdev = to_platform_device(dev); irq = platform_get_irq_byname(pdev, "sys"); - if (irq < 0) { - dev_err(dev, "missing sys IRQ resource\n"); + if (irq < 0) return irq; - } err = devm_request_irq(dev, irq, rockchip_pcie_subsys_irq_handler, IRQF_SHARED, "pcie-sys", rockchip); @@ -562,20 +560,16 @@ static int rockchip_pcie_setup_irq(struct rockchip_pcie *rockchip) } irq = platform_get_irq_byname(pdev, "legacy"); - if (irq < 0) { - dev_err(dev, "missing legacy IRQ resource\n"); + if (irq < 0) return irq; - } irq_set_chained_handler_and_data(irq, rockchip_pcie_legacy_int_handler, rockchip); irq = platform_get_irq_byname(pdev, "client"); - if (irq < 0) { - dev_err(dev, "missing client IRQ resource\n"); + if (irq < 0) return irq; - } err = devm_request_irq(dev, irq, rockchip_pcie_client_irq_handler, IRQF_SHARED, "pcie-client", rockchip);