linux-kernel - [PATCH usb v4 25/27] host: ehci-fsl: remove duplicate check on resource

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Date:	Tue,  4 Nov 2014 07:51:32 +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 25/27] host: ehci-fsl: 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>
---
 drivers/usb/host/ehci-fsl.c |   12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c
index 2d2ae8d..fb7bd0c 100644
--- a/drivers/usb/host/ehci-fsl.c
+++ b/drivers/usb/host/ehci-fsl.c
@@ -93,21 +93,15 @@ static int usb_hcd_fsl_probe(const struct hc_driver *driver,
 	}
 
 	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));
-		retval = -ENODEV;
-		goto err2;
-	}
-	hcd->rsrc_start = res->start;
-	hcd->rsrc_len = resource_size(res);
 	hcd->regs = devm_ioremap_resource(&pdev->dev, res);
 	if (IS_ERR(hcd->regs)) {
 		retval = PTR_ERR(hcd->regs);
 		goto err2;
 	}
 
+	hcd->rsrc_start = res->start;
+	hcd->rsrc_len = resource_size(res);
+
 	pdata->regs = hcd->regs;
 
 	if (pdata->power_budget)
-- 
1.7.9.5

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