Linux kernel bug fix: powerpc/iommu/debug: fix ifnullfree.cocci warnings
Subsystem: arch/powerpc (arch/powerpc/kernel/iommu.c)
Bug type: crash, severity: high
Files changed: arch/powerpc/kernel/iommu.c
Introduced by Alexey Kardashevskiy on 2021-01-30 11:39:31 +1100; fixed by kernel test robot on 2021-03-29 13:22:17 +1100 (lifetime: 58 days)