netdev - [PATCH net-next] net: dsa: vsc73xx: convert to devm_platform_ioremap

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Date:   Fri, 8 May 2020 10:11:14 +0000
From:   Wei Yongjun <weiyongjun1@...wei.com>
To:     Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>
CC:     Wei Yongjun <weiyongjun1@...wei.com>, <netdev@...r.kernel.org>,
        <kernel-janitors@...r.kernel.org>
Subject: [PATCH net-next] net: dsa: vsc73xx: convert to devm_platform_ioremap_resource

Use the helper function that wraps the calls to platform_get_resource()
and devm_ioremap_resource() together.

Signed-off-by: Wei Yongjun <weiyongjun1@...wei.com>
---
 drivers/net/dsa/vitesse-vsc73xx-platform.c | 10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)

diff --git a/drivers/net/dsa/vitesse-vsc73xx-platform.c b/drivers/net/dsa/vitesse-vsc73xx-platform.c
index 0541785f9fee..5e54a5726aa4 100644
--- a/drivers/net/dsa/vitesse-vsc73xx-platform.c
+++ b/drivers/net/dsa/vitesse-vsc73xx-platform.c
@@ -89,7 +89,6 @@ static int vsc73xx_platform_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
 	struct vsc73xx_platform *vsc_platform;
-	struct resource *res = NULL;
 	int ret;
 
 	vsc_platform = devm_kzalloc(dev, sizeof(*vsc_platform), GFP_KERNEL);
@@ -103,14 +102,7 @@ static int vsc73xx_platform_probe(struct platform_device *pdev)
 	vsc_platform->vsc.ops = &vsc73xx_platform_ops;
 
 	/* obtain I/O memory space */
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res) {
-		dev_err(&pdev->dev, "cannot obtain I/O memory space\n");
-		ret = -ENXIO;
-		return ret;
-	}
-
-	vsc_platform->base_addr = devm_ioremap_resource(&pdev->dev, res);
+	vsc_platform->base_addr = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(vsc_platform->base_addr)) {
 		dev_err(&pdev->dev, "cannot request I/O memory space\n");
 		ret = -ENXIO;