From: Varka Bhadram <varkabhadram@gmail.com>
Date: Tue, 4 Nov 2014 02:21:08 +0000 (+0530)
Subject: host: ehci-atmel: remove duplicate check on resource
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=0fb5f700e984d6e5c035d241ffab1900d0f1ebd2;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

host: ehci-atmel: remove duplicate check on resource

Sanity check on resource happening with devm_ioremap_resource().

Signed-off-by: Varka Bhadram <varkab@cdac.in>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/usb/host/ehci-atmel.c b/drivers/usb/host/ehci-atmel.c
index ec9f7b75d497..56a88506febe 100644
--- a/drivers/usb/host/ehci-atmel.c
+++ b/drivers/usb/host/ehci-atmel.c
@@ -107,22 +107,15 @@ static int ehci_atmel_drv_probe(struct platform_device *pdev)
 	}
 
 	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 fail_request_resource;
-	}
-	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 fail_request_resource;
 	}
 
+	hcd->rsrc_start = res->start;
+	hcd->rsrc_len = resource_size(res);
+
 	iclk = devm_clk_get(&pdev->dev, "ehci_clk");
 	if (IS_ERR(iclk)) {
 		dev_err(&pdev->dev, "Error getting interface clock\n");