linux-kernel - [PATCH] EDAC: Aspeed: Use devm_platform_ioremap_resource() in aspeed

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Message-ID: <baabb9e9-a1b2-3a04-9fb6-aa632de5f722@web.de>
Date:   Sat, 21 Sep 2019 18:46:31 +0200
From:   Markus Elfring <Markus.Elfring@....de>
To:     linux-edac@...r.kernel.org, linux-aspeed@...ts.ozlabs.org,
        linux-arm-kernel@...ts.infradead.org,
        Andrew Jeffery <andrew@...id.au>,
        Borislav Petkov <bp@...en8.de>,
        James Morse <james.morse@....com>,
        Joel Stanley <joel@....id.au>,
        Robert Richter <rrichter@...vell.com>,
        Stefan Schaeckeler <sschaeck@...co.com>,
        Tony Luck <tony.luck@...el.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: [PATCH] EDAC: Aspeed: Use devm_platform_ioremap_resource() in
 aspeed_probe()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Sat, 21 Sep 2019 18:32:46 +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@...rs.sourceforge.net>
---
 drivers/edac/aspeed_edac.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/edac/aspeed_edac.c b/drivers/edac/aspeed_edac.c
index 5634437bb39d..09a9e3de9595 100644
--- a/drivers/edac/aspeed_edac.c
+++ b/drivers/edac/aspeed_edac.c
@@ -281,16 +281,11 @@ static int aspeed_probe(struct platform_device *pdev)
 	struct device *dev = &pdev->dev;
 	struct edac_mc_layer layers[2];
 	struct mem_ctl_info *mci;
-	struct resource *res;
 	void __iomem *regs;
 	u32 reg04;
 	int rc;

-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res)
-		return -ENOENT;
-
-	regs = devm_ioremap_resource(dev, res);
+	regs = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(regs))
 		return PTR_ERR(regs);

--
2.23.0