linux-kernel - [PATCH 4/7] drivers/pci/host: don't check resource with devm_ioremap

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Date:	Tue, 14 Jan 2014 12:58:55 +0100
From:	Wolfram Sang <wsa@...-dreams.de>
To:	linux-kernel@...r.kernel.org
Cc:	Wolfram Sang <wsa@...-dreams.de>,
	Richard Zhu <r65037@...escale.com>,
	Shawn Guo <shawn.guo@...aro.org>,
	Bjorn Helgaas <bhelgaas@...gle.com>, linux-pci@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Subject: [PATCH 4/7] drivers/pci/host: don't check resource with devm_ioremap_resource

devm_ioremap_resource does sanity checks on the given resource. No need to
duplicate this in the driver.

Signed-off-by: Wolfram Sang <wsa@...-dreams.de>
---

Should go via subsystem tree

 drivers/pci/host/pci-imx6.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/pci/host/pci-imx6.c b/drivers/pci/host/pci-imx6.c
index bd70af8..5002e23 100644
--- a/drivers/pci/host/pci-imx6.c
+++ b/drivers/pci/host/pci-imx6.c
@@ -426,11 +426,6 @@ static int __init imx6_pcie_probe(struct platform_device *pdev)
 		"imprecise external abort");
 
 	dbi_base = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!dbi_base) {
-		dev_err(&pdev->dev, "dbi_base memory resource not found\n");
-		return -ENODEV;
-	}
-
 	pp->dbi_base = devm_ioremap_resource(&pdev->dev, dbi_base);
 	if (IS_ERR(pp->dbi_base)) {
 		ret = PTR_ERR(pp->dbi_base);
-- 
1.8.5.1

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