On Thu, 10 Jun 2021 10:49:20 +0800, Xiyu Yang wrote:
> The reference counting issue happens in several exception handling paths
> of arm_smmu_iova_to_phys_hard(). When those error scenarios occur, the
> function forgets to decrease the refcount of "smmu" increased by
> arm_smmu_rpm_get(), causing a refcount leak.
>
> Fix this issue by jumping to "out" label when those error scenarios
> occur.
Applied to will (for-joerg/arm-smmu/updates), thanks!
[1/1] iommu/arm-smmu: Fix arm_smmu_device refcount leak in address translation
https://git.kernel.org/will/c/7c8f176d6a3f
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
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