Linux kernel bug fix: memcg: fix NULL pointer dereference in __mem_cgroup_usage_unregister_event
Subsystem: memory (mm/memcontrol.c)
Bug type: null-deref, severity: high
Keywords: null pointer
Files changed: mm/memcontrol.c
Introduced by Kirill A. Shutemov on 2010-05-27 09:12:44 -0700; fixed by Chunguang Xu on 2020-03-21 18:56:06 -0700 (lifetime: 3586 days)