[PATCH -next] iommu/rockchip: Use devm_platform_ioremap_resource()

[Wang ShaoBo]

Make use of devm_platform_ioremap_resource() provided by driver
core platform instead of duplicated analogue.

Signed-off-by: Wang ShaoBo <bobo.shaobow...@huawei.com>
---
 drivers/iommu/rockchip-iommu.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/iommu/rockchip-iommu.c b/drivers/iommu/rockchip-iommu.c
index e5d86b7177de..cc4b654be2cc 100644
--- a/drivers/iommu/rockchip-iommu.c
+++ b/drivers/iommu/rockchip-iommu.c
@@ -1126,7 +1126,6 @@ static int rk_iommu_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
        struct rk_iommu *iommu;
-       struct resource *res;
        int num_res = pdev->num_resources;
        int err, i;
 
@@ -1144,10 +1143,7 @@ static int rk_iommu_probe(struct platform_device *pdev)
                return -ENOMEM;
 
        for (i = 0; i < num_res; i++) {
-               res = platform_get_resource(pdev, IORESOURCE_MEM, i);
-               if (!res)
-                       continue;
-               iommu->bases[i] = devm_ioremap_resource(&pdev->dev, res);
+               iommu->bases[i] = devm_platform_ioremap_resource(pdev, i);
                if (IS_ERR(iommu->bases[i]))
                        continue;
                iommu->num_mmu++;
-- 
2.17.1