linux-kernel - [PATCH -next] staging: emxx_udc: use devm_platform_ioremap

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Date:   Wed, 9 Oct 2019 23:05:35 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <gregkh@...uxfoundation.org>, <carmeli.tamir@...il.com>,
        <daniela.mormocea@...il.com>, <payal.s.kshirsagar.98@...il.com>,
        <sicilia.cristian@...il.com>, <saiyamdoshi.in@...il.com>,
        <nishadkamdar@...il.com>
CC:     <devel@...verdev.osuosl.org>, <linux-kernel@...r.kernel.org>,
        YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH -next] staging: emxx_udc: use devm_platform_ioremap_resource() to simplify code

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

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/staging/emxx_udc/emxx_udc.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/staging/emxx_udc/emxx_udc.c b/drivers/staging/emxx_udc/emxx_udc.c
index 147481b..9e0c19e 100644
--- a/drivers/staging/emxx_udc/emxx_udc.c
+++ b/drivers/staging/emxx_udc/emxx_udc.c
@@ -3078,7 +3078,6 @@ static int nbu2ss_drv_probe(struct platform_device *pdev)
 {
 	int	status = -ENODEV;
 	struct nbu2ss_udc	*udc;
-	struct resource *r;
 	int irq;
 	void __iomem *mmio_base;
 
@@ -3088,8 +3087,7 @@ static int nbu2ss_drv_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, udc);
 
 	/* require I/O memory and IRQ to be provided as resources */
-	r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	mmio_base = devm_ioremap_resource(&pdev->dev, r);
+	mmio_base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(mmio_base))
 		return PTR_ERR(mmio_base);
 
-- 
2.7.4