iommu/arm-smmu: fix possible null-ptr-deref in arm_smmu_device_probe()
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.122 by commit 3660db29b0305f9a1d95979c7af0f5db6ea99f5d. For more details please see the references link.