On 05.07.2023 15:04, Yangtao Li wrote: > Use devm_platform_ioremap_resource() to simplify code. > > Signed-off-by: Yangtao Li <frank.li@xxxxxxxx> Acked-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx> > --- > drivers/iommu/exynos-iommu.c | 6 ++---- > 1 file changed, 2 insertions(+), 4 deletions(-) > > diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c > index c275fe71c4db..ab6208015997 100644 > --- a/drivers/iommu/exynos-iommu.c > +++ b/drivers/iommu/exynos-iommu.c > @@ -725,19 +725,17 @@ static int exynos_sysmmu_probe(struct platform_device *pdev) > int irq, ret; > struct device *dev = &pdev->dev; > struct sysmmu_drvdata *data; > - struct resource *res; > > data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL); > if (!data) > return -ENOMEM; > > - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); > - data->sfrbase = devm_ioremap_resource(dev, res); > + data->sfrbase = devm_platform_ioremap_resource(pdev, 0); > if (IS_ERR(data->sfrbase)) > return PTR_ERR(data->sfrbase); > > irq = platform_get_irq(pdev, 0); > - if (irq <= 0) > + if (irq < 0) > return irq; > > ret = devm_request_irq(dev, irq, exynos_sysmmu_irq, 0, Best regards -- Marek Szyprowski, PhD Samsung R&D Institute Poland