of_platform_device_create() returns NULL on error, it never returns
error pointers.
Fixes: 0df4fabe208d ('iommu/mediatek: Add mt8173 IOMMU driver')
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 1a4022c..4682da4 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -628,7 +628,7 @@ static int mtk_iommu_probe(struct platform_device *pdev)
plarbdev = of_platform_device_create(
larbnode, NULL,
platform_bus_type.dev_root);
- if (IS_ERR(plarbdev))
+ if (!plarbdev)
return -EPROBE_DEFER;
}
data->smi_imu.larb_imu[i].dev = &plarbdev->dev;
@@ -721,8 +721,8 @@ static int mtk_iommu_init_fn(struct device_node *np)
struct platform_device *pdev;
pdev = of_platform_device_create(np, NULL, platform_bus_type.dev_root);
- if (IS_ERR(pdev))
- return PTR_ERR(pdev);
+ if (!pdev)
+ return -ENOMEM;
ret = platform_driver_register(&mtk_iommu_driver);
if (ret) {
--
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