[PATCH -next] regulator: stm32-vrefbuf: use devm_platform_ioremap_resource() to simplify code

[YueHaibing]

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

Signed-off-by: YueHaibing <yuehaib...@huawei.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