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@huawei.com>
Signed-off-by: Will Deacon <will@kernel.org>

diff --git a/drivers/perf/arm-cci.c b/drivers/perf/arm-cci.c
index 8f8606b..1b8e337 100644 (file)
--- 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;