Linux kernel bug fix: powerpc/64s/radix: Boot-time NULL pointer protection using a guard-PID
Subsystem: arch/powerpc (arch/powerpc/mm/pgtable-radix.c)
Bug type: null-deref, severity: high
Keywords: null pointer
Files changed: arch/powerpc/mm/pgtable-radix.c
Introduced by Nicholas Piggin on 2017-12-06 23:32:43 +1100; fixed by Nicholas Piggin on 2018-02-08 23:56:11 +1100 (lifetime: 64 days)