linux-kernel - [PATCH -next] perf/arm-cci: use devm_platform_ioremap

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Message-ID: <20190906144014.27924-1-yuehaibing@huawei.com>
Date:   Fri, 6 Sep 2019 22:40:14 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <will@...nel.org>, <mark.rutland@....com>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH -next] perf/arm-cci: 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/perf/arm-cci.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/perf/arm-cci.c b/drivers/perf/arm-cci.c
index 8f8606b..1b8e337 100644
--- a/drivers/perf/arm-cci.c
+++ b/drivers/perf/arm-cci.c
@@ -1642,7 +1642,6 @@ static struct cci_pmu *cci_pmu_alloc(struct device *dev)
 
 static int cci_pmu_probe(struct platform_device *pdev)
 {
-	struct resource *res;
 	struct cci_pmu *cci_pmu;
 	int i, ret, irq;
 
@@ -1650,8 +1649,7 @@ static int cci_pmu_probe(struct platform_device *pdev)
 	if (IS_ERR(cci_pmu))
 		return PTR_ERR(cci_pmu);
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	cci_pmu->base = devm_ioremap_resource(&pdev->dev, res);
+	cci_pmu->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(cci_pmu->base))
 		return -ENOMEM;
 
-- 
2.7.4