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From: Jim Quinlan <james.quinlan@broadcom.com>
To: linux-pci@vger.kernel.org,
	Nicolas Saenz Julienne <nsaenz@kernel.org>,
	Bjorn Helgaas <bhelgaas@google.com>,
	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
	Cyril Brulebois <kibi@debian.org>,
	Stanimir Varbanov <svarbanov@suse.de>,
	bcm-kernel-feedback-list@broadcom.com, jim2101024@gmail.com,
	james.quinlan@broadcom.com
Cc: "Florian Fainelli" <florian.fainelli@broadcom.com>,
	"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
	"Krzysztof Wilczyński" <kw@linux.com>,
	"Rob Herring" <robh@kernel.org>,
	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 v1 2/8] PCI: brcmstb: Use "clk_out" error path label
Date: Fri, 28 Jun 2024 16:54:21 -0400	[thread overview]
Message-ID: <20240628205430.24775-3-james.quinlan@broadcom.com> (raw)
In-Reply-To: <20240628205430.24775-1-james.quinlan@broadcom.com>

[-- Attachment #1: Type: text/plain, Size: 1600 bytes --]

Instead of invoking "clk_disable_unprepare(pcie->clk)" in
a number of error paths.

Signed-off-by: Jim Quinlan <james.quinlan@broadcom.com>
---
 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


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  parent reply	other threads:[~2024-06-28 20:55 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-28 20:54 [PATCH v1 0/8] PCI: brcnstb: Enable STB 7712 SOC Jim Quinlan
2024-06-28 20:54 ` [PATCH v1 1/8] dt-bindings: PCI: Add Broadcom STB 7712 SOC, update maintainter Jim Quinlan
2024-07-01  9:12   ` Krzysztof Kozlowski
2024-07-02 21:57     ` Jim Quinlan
2024-07-03  4:33       ` Krzysztof Kozlowski
2024-07-01 19:47   ` Bjorn Helgaas
2024-06-28 20:54 ` Jim Quinlan [this message]
2024-07-01 19:49   ` [PATCH v1 2/8] PCI: brcmstb: Use "clk_out" error path label Bjorn Helgaas
2024-07-03 18:45   ` [PATCH " Markus Elfring
2024-06-28 20:54 ` [PATCH v1 3/8] PCI: brcmstb: Use bridge reset if available Jim Quinlan
2024-07-02 12:59   ` Stanimir Varbanov
2024-07-02 18:36     ` Jim Quinlan
2024-07-03 13:09       ` Stanimir Varbanov
2024-06-28 20:54 ` [PATCH v1 4/8] PCI: brcmstb: Use swinit " Jim Quinlan
2024-07-01  9:48   ` Philipp Zabel
2024-07-02 13:02   ` Stanimir Varbanov
2024-06-28 20:54 ` [PATCH v1 5/8] PCI: brcmstb: Two more register offsets vary by SOC Jim Quinlan
2024-07-01 17:32   ` Bjorn Helgaas
2024-06-28 20:54 ` [PATCH v1 6/8] PCI: brcmstb: Don't conflate the reset rescal with phy ctrl Jim Quinlan
2024-07-02 13:10   ` Stanimir Varbanov
2024-07-02 17:59     ` Jim Quinlan
2024-07-03 12:38       ` Stanimir Varbanov
2024-06-28 20:54 ` [PATCH v1 7/8] PCI: brcmstb: Refactor for chips with many regular inbound BARs Jim Quinlan
2024-06-28 20:54 ` [PATCH v1 8/8] PCI: brcmstb: Enable 7712 SOCs Jim Quinlan

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