Re: [PATCH v2] iommu/arm-smmu: Defer probe of clients after smmu device bound

On Fri, 04 Oct 2024 14:34:28 +0530, Pratyush Brahma wrote:

Null pointer dereference occurs due to a race between smmu driver probe and client driver probe, when of_dma_configure() for client is called after the iommu_device_register() for smmu driver probe has executed but before the driver_bound() for smmu driver has been called.

Following is how the race occurs:

[...]

Applied to will (for-joerg/arm-smmu/updates), thanks!

[1/1] iommu/arm-smmu: Defer probe of clients after smmu device bound https://git.kernel.org/will/c/229e6ee43d2a

Cheers,