linux-kernel - [PATCH] drivers: mtd: devices: convert to devm_ioremap

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Date:	Thu, 11 Apr 2013 00:01:51 +0300
From:	Silviu-Mihai Popescu <silviupopescu1990@...il.com>
To:	linux-mtd@...ts.infradead.org
Cc:	David Woodhouse <dwmw2@...radead.org>,
	Artem Bityutskiy <artem.bityutskiy@...ux.intel.com>,
	Philip Avinash <avinashphilip@...com>,
	Peter Korsgaard <jacmet@...site.dk>,
	linux-kernel@...r.kernel.org,
	Silviu-Mihai Popescu <silviupopescu1990@...il.com>
Subject: [PATCH] drivers: mtd: devices: convert to devm_ioremap_resource()

Convert all uses of devm_request_and_ioremap() to the newly introduced
devm_ioremap_resource() which provides more consistent error handling.

Signed-off-by: Silviu-Mihai Popescu <silviupopescu1990@...il.com>
---
 drivers/mtd/devices/elm.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/mtd/devices/elm.c b/drivers/mtd/devices/elm.c
index 2ec5da9..2bafb06 100644
--- a/drivers/mtd/devices/elm.c
+++ b/drivers/mtd/devices/elm.c
@@ -344,9 +344,9 @@ static int elm_probe(struct platform_device *pdev)
 		return -ENODEV;
 	}
 
-	info->elm_base = devm_request_and_ioremap(&pdev->dev, res);
-	if (!info->elm_base)
-		return -EADDRNOTAVAIL;
+	info->elm_base = devm_ioremap_resource(&pdev->dev, res);
+	if (IS_ERR(info->elm_base))
+		return PTR_ERR(info->elm_base);
 
 	ret = devm_request_irq(&pdev->dev, irq->start, elm_isr, 0,
 			pdev->name, info);
-- 
1.7.9.5

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