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SubjectRe: [PATCH v4 04/13] iommu/rockchip: Fix error handling in attach
Hi Robin,

On 01/18/2018 09:23 PM, Robin Murphy wrote:
>>
>> @@ -837,7 +837,7 @@ static int rk_iommu_attach_device(struct
>> iommu_domain *domain,
>> ret = rk_iommu_enable_paging(iommu);
>> if (ret)
>> - return ret;
>> + goto err_disable_stall;
>> spin_lock_irqsave(&rk_domain->iommus_lock, flags);
>> list_add_tail(&iommu->node, &rk_domain->iommus);
>> @@ -848,6 +848,11 @@ static int rk_iommu_attach_device(struct
>> iommu_domain *domain,
>> rk_iommu_disable_stall(iommu);
>> return 0;
>
> Nit: if you like, it looks reasonable to name the label
> "out_disable_stall" and remove these lines above here, to save the
> duplication between the error and success paths (since ret will already
> be 0 on the latter).
>
right, i think so, will do it in the next version.
> Either way,
>
> Reviewed-by: Robin Murphy <robin.murphy@arm.com>


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