linux-kernel - [PATCHv3 03/27] PCI: mobiveil: correct the returned error number

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Message-ID: <20190129080926.36773-4-Zhiqiang.Hou@nxp.com>
Date:   Tue, 29 Jan 2019 08:08:47 +0000
From:   "Z.q. Hou" <zhiqiang.hou@....com>
To:     "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "bhelgaas@...gle.com" <bhelgaas@...gle.com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "l.subrahmanya@...iveil.co.in" <l.subrahmanya@...iveil.co.in>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        Leo Li <leoyang.li@....com>,
        "lorenzo.pieralisi@....com" <lorenzo.pieralisi@....com>,
        "catalin.marinas@....com" <catalin.marinas@....com>,
        "will.deacon@....com" <will.deacon@....com>
CC:     Mingkai Hu <mingkai.hu@....com>,
        "M.h. Lian" <minghuan.lian@....com>,
        Xiaowei Bao <xiaowei.bao@....com>,
        "Z.q. Hou" <zhiqiang.hou@....com>
Subject: [PATCHv3 03/27] PCI: mobiveil: correct the returned error number

From: Hou Zhiqiang <Zhiqiang.Hou@....com>

This patch corrected the returned error number by convention,
and removed a unnecessary error check.

Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@....com>
Reviewed-by: Minghuan Lian <Minghuan.Lian@....com>
---
V3:
 - No change

 drivers/pci/controller/pcie-mobiveil.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/pci/controller/pcie-mobiveil.c b/drivers/pci/controller/pcie-mobiveil.c
index b87471f08a40..563210e731d3 100644
--- a/drivers/pci/controller/pcie-mobiveil.c
+++ b/drivers/pci/controller/pcie-mobiveil.c
@@ -819,7 +819,7 @@ static int mobiveil_pcie_init_irq_domain(struct mobiveil_pcie *pcie)
 
 	if (!pcie->intx_domain) {
 		dev_err(dev, "Failed to get a INTx IRQ domain\n");
-		return -ENODEV;
+		return -ENOMEM;
 	}
 
 	raw_spin_lock_init(&pcie->intx_mask_lock);
@@ -845,11 +845,9 @@ static int mobiveil_pcie_probe(struct platform_device *pdev)
 	/* allocate the PCIe port */
 	bridge = devm_pci_alloc_host_bridge(dev, sizeof(*pcie));
 	if (!bridge)
-		return -ENODEV;
+		return -ENOMEM;
 
 	pcie = pci_host_bridge_priv(bridge);
-	if (!pcie)
-		return -ENOMEM;
 
 	pcie->pdev = pdev;
 
@@ -866,7 +864,7 @@ static int mobiveil_pcie_probe(struct platform_device *pdev)
 						    &pcie->resources, &iobase);
 	if (ret) {
 		dev_err(dev, "Getting bridge resources failed\n");
-		return -ENOMEM;
+		return ret;
 	}
 
 	/*
-- 
2.17.1