linux-kernel - [PATCH -next] can: ctucanfd: Use devm_platform_ioremap

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Date:   Thu, 16 Feb 2023 17:06:10 +0800
From:   Yang Li <yang.lee@...ux.alibaba.com>
To:     kuba@...nel.org
Cc:     davem@...emloft.net, edumazet@...gle.com, pisa@....felk.cvut.cz,
        ondrej.ille@...il.com, wg@...ndegger.com, mkl@...gutronix.de,
        pabeni@...hat.com, linux-can@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Yang Li <yang.lee@...ux.alibaba.com>
Subject: [PATCH -next] can: ctucanfd: Use devm_platform_ioremap_resource()

Convert platform_get_resource(), devm_ioremap_resource() to a single
call to Use devm_platform_ioremap_resource(), as this is exactly
what this function does.

Signed-off-by: Yang Li <yang.lee@...ux.alibaba.com>
---
 drivers/net/can/ctucanfd/ctucanfd_platform.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/net/can/ctucanfd/ctucanfd_platform.c b/drivers/net/can/ctucanfd/ctucanfd_platform.c
index f83684f006ea..a17561d97192 100644
--- a/drivers/net/can/ctucanfd/ctucanfd_platform.c
+++ b/drivers/net/can/ctucanfd/ctucanfd_platform.c
@@ -47,7 +47,6 @@ static void ctucan_platform_set_drvdata(struct device *dev,
  */
 static int ctucan_platform_probe(struct platform_device *pdev)
 {
-	struct resource *res; /* IO mem resources */
 	struct device	*dev = &pdev->dev;
 	void __iomem *addr;
 	int ret;
@@ -55,8 +54,7 @@ static int ctucan_platform_probe(struct platform_device *pdev)
 	int irq;
 
 	/* Get the virtual base address for the device */
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	addr = devm_ioremap_resource(dev, res);
+	addr = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(addr)) {
 		ret = PTR_ERR(addr);
 		goto err;
-- 
2.20.1.7.g153144c