linux-kernel - [RFC 28/42] drivers/usb/chipidea: don't check resource with devm_ioremap

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Message-Id: <1368173847-5661-29-git-send-email-wsa@the-dreams.de>
Date:	Fri, 10 May 2013 10:17:13 +0200
From:	Wolfram Sang <wsa@...-dreams.de>
To:	linux-kernel@...r.kernel.org
Cc:	Wolfram Sang <wsa@...-dreams.de>,
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-usb@...r.kernel.org
Subject: [RFC 28/42] drivers/usb/chipidea: 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/usb/chipidea/core.c |    5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
index 450107e..49b098b 100644
--- a/drivers/usb/chipidea/core.c
+++ b/drivers/usb/chipidea/core.c
@@ -370,11 +370,6 @@ static int ci_hdrc_probe(struct platform_device *pdev)
 	}
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res) {
-		dev_err(dev, "missing resource\n");
-		return -ENODEV;
-	}
-
 	base = devm_ioremap_resource(dev, res);
 	if (IS_ERR(base))
 		return PTR_ERR(base);
-- 
1.7.10.4

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