Linux kernel bug fix: mm/sparse: fix kernel crash with pfn_section_valid check
Subsystem: memory (mm/sparse.c)
Bug type: null-deref, severity: high
Keywords: null deref;null pointer
Files changed: mm/sparse.c
Introduced by Baoquan He on 2020-03-21 18:56:06 -0700; fixed by Aneesh Kumar K.V on 2020-03-29 09:47:06 -0700 (lifetime: 7 days)