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Wed, 03 Jul 2024 11:03:07 -0700 (PDT) Received: from stbsrv-and-01.and.broadcom.net ([192.19.144.250]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-6b59e5f1a6dsm55589626d6.83.2024.07.03.11.03.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 03 Jul 2024 11:03:06 -0700 (PDT) From: Jim Quinlan To: linux-pci@vger.kernel.org, Nicolas Saenz Julienne , Bjorn Helgaas , Lorenzo Pieralisi , Cyril Brulebois , Stanimir Varbanov , bcm-kernel-feedback-list@broadcom.com, jim2101024@gmail.com, james.quinlan@broadcom.com Cc: Florian Fainelli , Lorenzo Pieralisi , =?UTF-8?q?Krzysztof=20Wilczy=C5=84ski?= , Rob Herring , linux-rpi-kernel@lists.infradead.org (moderated list:BROADCOM BCM2711/BCM2835 ARM ARCHITECTURE), linux-arm-kernel@lists.infradead.org (moderated list:BROADCOM BCM2711/BCM2835 ARM ARCHITECTURE), linux-kernel@vger.kernel.org (open list) Subject: [PATCH v2 02/12] PCI: brcmstb: Use "clk_out" error path label Date: Wed, 3 Jul 2024 14:02:46 -0400 Message-Id: <20240703180300.42959-3-james.quinlan@broadcom.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240703180300.42959-1-james.quinlan@broadcom.com> References: <20240703180300.42959-1-james.quinlan@broadcom.com> Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="00000000000082b260061c5ba484" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: --00000000000082b260061c5ba484 Instead of invoking "clk_disable_unprepare(pcie->clk)" in a number of error paths, we can just use a "clk_out" label and goto the label after setting the return value. Signed-off-by: Jim Quinlan --- drivers/pci/controller/pcie-brcmstb.c | 18 +++++++++++------- 1 file changed, 11 insertions(+), 7 deletions(-) diff --git a/drivers/pci/controller/pcie-brcmstb.c b/drivers/pci/controller/pcie-brcmstb.c index c08683febdd4..c2eb29b886f7 100644 --- a/drivers/pci/controller/pcie-brcmstb.c +++ b/drivers/pci/controller/pcie-brcmstb.c @@ -1620,24 +1620,25 @@ static int brcm_pcie_probe(struct platform_device *pdev) } pcie->rescal = devm_reset_control_get_optional_shared(&pdev->dev, "rescal"); if (IS_ERR(pcie->rescal)) { - clk_disable_unprepare(pcie->clk); - return PTR_ERR(pcie->rescal); + ret = PTR_ERR(pcie->rescal); + goto clk_out; } pcie->perst_reset = devm_reset_control_get_optional_exclusive(&pdev->dev, "perst"); if (IS_ERR(pcie->perst_reset)) { - clk_disable_unprepare(pcie->clk); - return PTR_ERR(pcie->perst_reset); + ret = PTR_ERR(pcie->perst_reset); + goto clk_out; } ret = reset_control_reset(pcie->rescal); - if (ret) + if (ret) { dev_err(&pdev->dev, "failed to deassert 'rescal'\n"); + goto clk_out; + } ret = brcm_phy_start(pcie); if (ret) { reset_control_rearm(pcie->rescal); - clk_disable_unprepare(pcie->clk); - return ret; + goto clk_out; } ret = brcm_pcie_setup(pcie); @@ -1676,6 +1677,9 @@ static int brcm_pcie_probe(struct platform_device *pdev) return 0; +clk_out: + clk_disable_unprepare(pcie->clk); + return ret; fail: __brcm_pcie_remove(pcie); return ret; -- 2.17.1 --00000000000082b260061c5ba484 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIIQbgYJKoZIhvcNAQcCoIIQXzCCEFsCAQExDzANBglghkgBZQMEAgEFADALBgkqhkiG9w0BBwGg gg3FMIIFDTCCA/WgAwIBAgIQeEqpED+lv77edQixNJMdADANBgkqhkiG9w0BAQsFADBMMSAwHgYD VQQLExdHbG9iYWxTaWduIFJvb3QgQ0EgLSBSMzETMBEGA1UEChMKR2xvYmFsU2lnbjETMBEGA1UE AxMKR2xvYmFsU2lnbjAeFw0yMDA5MTYwMDAwMDBaFw0yODA5MTYwMDAwMDBaMFsxCzAJBgNVBAYT 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