Re: [PATCH -next] iommu/sun50i: Fix return value check in sun50i_iommu_probe()

[Maxime Ripard]

On Tue, May 19, 2020 at 09:18:57AM +0000, Wei Yongjun wrote:
> In case of error, the function devm_platform_ioremap_resource() returns
> ERR_PTR() not NULL. The NULL test in the return value check must be
> replaced with IS_ERR().
> 
> Fixes: 4100b8c229b3 ("iommu: Add Allwinner H6 IOMMU driver")
> Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
> Signed-off-by: Wei Yongjun <weiyongjun1@xxxxxxxxxx>

Acked-by: Maxime Ripard <mripard@xxxxxxxxxx>

Thanks!
Maxime

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