linux-kernel - [RFC 24/42] drivers/staging/dwc2: don't check resource with devm_ioremap

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Message-Id: <1368173847-5661-25-git-send-email-wsa@the-dreams.de>
Date:	Fri, 10 May 2013 10:17:09 +0200
From:	Wolfram Sang <wsa@...-dreams.de>
To:	linux-kernel@...r.kernel.org
Cc:	Wolfram Sang <wsa@...-dreams.de>,
	Paul Zimmerman <paulz@...opsys.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-usb@...r.kernel.org, devel@...verdev.osuosl.org
Subject: [RFC 24/42] drivers/staging/dwc2: 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>
---
 drivers/staging/dwc2/platform.c |    5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/staging/dwc2/platform.c b/drivers/staging/dwc2/platform.c
index 1f3d581..b610960 100644
--- a/drivers/staging/dwc2/platform.c
+++ b/drivers/staging/dwc2/platform.c
@@ -102,11 +102,6 @@ static int dwc2_driver_probe(struct platform_device *dev)
 	}
 
 	res = platform_get_resource(dev, IORESOURCE_MEM, 0);
-	if (!res) {
-		dev_err(&dev->dev, "missing memory base resource\n");
-		return -EINVAL;
-	}
-
 	hsotg->regs = devm_ioremap_resource(&dev->dev, res);
 	if (IS_ERR(hsotg->regs))
 		return PTR_ERR(hsotg->regs);
-- 
1.7.10.4

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