From: Wei Yongjun <[email protected]>

In case of error, the function of_platform_device_create() returns
NULL pointer not ERR_PTR(). The IS_ERR() test in the return value
check should be replaced with NULL test.

Fixes: 8ed55c812fa8 ("iommu/exynos: Init from dt-specific callback
instead of initcall")
Cc: [email protected]
Signed-off-by: Wei Yongjun <[email protected]>
Reviewed-by: Andi Shyti <[email protected]>
Reviewed-by: Krzysztof Kozlowski <[email protected]>
Reviewed-by: Dennis Chen <[email protected]>
---
v2 -> v3: added fixes and Reviewed-by.
---
 drivers/iommu/exynos-iommu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c
index 33dcc29..9b23059 100644
--- a/drivers/iommu/exynos-iommu.c
+++ b/drivers/iommu/exynos-iommu.c
@@ -1345,8 +1345,8 @@ static int __init exynos_iommu_of_setup(struct 
device_node *np)
                exynos_iommu_init();
 
        pdev = of_platform_device_create(np, NULL, platform_bus_type.dev_root);
-       if (IS_ERR(pdev))
-               return PTR_ERR(pdev);
+       if (!pdev)
+               return -ENODEV;
 
        /*
         * use the first registered sysmmu device for performing


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