linux-kernel - [PATCH -next] regulator: stm32-vrefbuf: use devm_platform_ioremap

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Message-ID: <20191009150138.11640-1-yuehaibing@huawei.com>
Date:   Wed, 9 Oct 2019 23:01:38 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <lgirdwood@...il.com>, <broonie@...nel.org>,
        <mcoquelin.stm32@...il.com>, <alexandre.torgue@...com>
CC:     <linux-kernel@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH -next] regulator: stm32-vrefbuf: use devm_platform_ioremap_resource() to simplify code

Use devm_platform_ioremap_resource() to simplify the code a bit.
This is detected by coccinelle.

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/regulator/stm32-vrefbuf.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/regulator/stm32-vrefbuf.c b/drivers/regulator/stm32-vrefbuf.c
index 8919a51..bdfaf7e 100644
--- a/drivers/regulator/stm32-vrefbuf.c
+++ b/drivers/regulator/stm32-vrefbuf.c
@@ -181,7 +181,6 @@ static const struct regulator_desc stm32_vrefbuf_regu = {
 
 static int stm32_vrefbuf_probe(struct platform_device *pdev)
 {
-	struct resource *res;
 	struct stm32_vrefbuf *priv;
 	struct regulator_config config = { };
 	struct regulator_dev *rdev;
@@ -192,8 +191,7 @@ static int stm32_vrefbuf_probe(struct platform_device *pdev)
 		return -ENOMEM;
 	priv->dev = &pdev->dev;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	priv->base = devm_ioremap_resource(&pdev->dev, res);
+	priv->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(priv->base))
 		return PTR_ERR(priv->base);
 
-- 
2.7.4