thermal/drivers/st: Use devm_platform_get_and_ioremap_resource()

Use devm_platform_get_and_ioremap_resource() to simplify
code and remove error message which within
devm_platform_get_and_ioremap_resource() already.

Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20210605120205.2459578-1-yangyingliang@huawei.com

diff --git a/drivers/thermal/st/st_thermal_memmap.c b/drivers/thermal/st/st_thermal_memmap.c
index a0114452d11f28903c5893492dcf0fcbad904871..d68596c40be99009513c7c6d2ac87ddd7e26ac25 100644 (file)
--- a/drivers/thermal/st/st_thermal_memmap.c
+++ b/drivers/thermal/st/st_thermal_memmap.c
@@ -119,19 +119,10 @@ static int st_mmap_regmap_init(struct st_thermal_sensor *sensor)
 {
        struct device *dev = sensor->dev;
        struct platform_device *pdev = to_platform_device(dev);
-       struct resource *res;
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!res) {
-               dev_err(dev, "no memory resources defined\n");
-               return -ENODEV;
-       }
-
-       sensor->mmio_base = devm_ioremap_resource(dev, res);
-       if (IS_ERR(sensor->mmio_base)) {
-               dev_err(dev, "failed to remap IO\n");
+       sensor->mmio_base = devm_platform_get_and_ioremap_resource(pdev, 0, NULL);
+       if (IS_ERR(sensor->mmio_base))
                return PTR_ERR(sensor->mmio_base);
-       }
 
        sensor->regmap = devm_regmap_init_mmio(dev, sensor->mmio_base,
                                &st_416mpe_regmap_config);