linux-kernel - [PATCH usb v4 17/27] host: ehci-orion: remove duplicate check on resource

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Message-Id: <1415067694-9473-18-git-send-email-varkabhadram@gmail.com>
Date:	Tue,  4 Nov 2014 07:51:24 +0530
From:	varkabhadram@...il.com
To:	gregkh@...uxfoundation.org, linux-usb@...r.kernel.org
Cc:	balbi@...com, stern@...land.harvard.edu,
	sergei.shtylyov@...entembedded.com, linux-kernel@...r.kernel.org,
	Varka Bhadram <varkabhadram@...il.com>,
	Varka Bhadram <varkab@...c.in>
Subject: [PATCH usb v4 17/27] host: ehci-orion: remove duplicate check on resource

From: Varka Bhadram <varkabhadram@...il.com>

Sanity check on resource happening with devm_ioremap_resource().

Signed-off-by: Varka Bhadram <varkab@...c.in>
Acked-by: Alan Stern <stern@...land.harvard.edu>
Reviewed-by: Gregory CLEMENT <gregory.clement@...e-electrons.com>
---
 drivers/usb/host/ehci-orion.c |   10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)

diff --git a/drivers/usb/host/ehci-orion.c b/drivers/usb/host/ehci-orion.c
index 22e15ca..36b4657 100644
--- a/drivers/usb/host/ehci-orion.c
+++ b/drivers/usb/host/ehci-orion.c
@@ -175,15 +175,6 @@ static int ehci_orion_drv_probe(struct platform_device *pdev)
 		goto err;
 	}
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res) {
-		dev_err(&pdev->dev,
-			"Found HC with no register addr. Check %s setup!\n",
-			dev_name(&pdev->dev));
-		err = -ENODEV;
-		goto err;
-	}
-
 	/*
 	 * Right now device-tree probed devices don't get dma_mask
 	 * set. Since shared usb code relies on it, set it here for
@@ -193,6 +184,7 @@ static int ehci_orion_drv_probe(struct platform_device *pdev)
 	if (err)
 		goto err;
 
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	regs = devm_ioremap_resource(&pdev->dev, res);
 	if (IS_ERR(regs)) {
 		err = PTR_ERR(regs);
-- 
1.7.9.5

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