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To:     linux-pm@vger.kernel.org, Allison Randal <allison@lohutok.net>,
        Amit Kucheria <amit.kucheria@verdurent.com>,
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From:   Markus Elfring <Markus.Elfring@web.de>
Subject: [PATCH] thermal: st: Use devm_platform_ioremap_resource() in
 st_mmap_regmap_init()
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Cc:     LKML <linux-kernel@vger.kernel.org>,
        kernel-janitors@vger.kernel.org,
        Bartosz Golaszewski <bgolaszewski@baylibre.com>,
        Himanshu Jha <himanshujha199640@gmail.com>
Message-ID: <27c67867-d39e-a5c1-12aa-a1e6ba6e7c32@web.de>
Date:   Wed, 18 Sep 2019 21:43:19 +0200
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From: Markus Elfring <elfring@users.sourceforge.net>
Date: Wed, 18 Sep 2019 21:32:14 +0200

Simplify this function implementation by using a known wrapper function.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
=2D--
 drivers/thermal/st/st_thermal_memmap.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/drivers/thermal/st/st_thermal_memmap.c b/drivers/thermal/st/s=
t_thermal_memmap.c
index a824b78dabf8..d8ff46abd8eb 100644
=2D-- a/drivers/thermal/st/st_thermal_memmap.c
+++ b/drivers/thermal/st/st_thermal_memmap.c
@@ -121,15 +121,8 @@ static int st_mmap_regmap_init(struct st_thermal_sens=
or *sensor)
 {
 	struct device *dev =3D sensor->dev;
 	struct platform_device *pdev =3D to_platform_device(dev);
-	struct resource *res;

-	res =3D platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res) {
-		dev_err(dev, "no memory resources defined\n");
-		return -ENODEV;
-	}
-
-	sensor->mmio_base =3D devm_ioremap_resource(dev, res);
+	sensor->mmio_base =3D devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(sensor->mmio_base)) {
 		dev_err(dev, "failed to remap IO\n");
 		return PTR_ERR(sensor->mmio_base);
=2D-
2.23.0