Merge tag 'cgroup-for-6.19-rc8-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup

Pull cgroup fixes from Tejun Heo:
 "Three dmem fixes from Chen Ridong addressing use-after-free, RCU
  warning, and NULL pointer dereference issues introduced with the dmem
  controller.

  All changes are confined to kernel/cgroup/dmem.c and can only affect
  dmem controller users"

* tag 'cgroup-for-6.19-rc8-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup:
  cgroup/dmem: avoid pool UAF
  cgroup/dmem: avoid rcu warning when unregister region
  cgroup/dmem: fix NULL pointer dereference when setting max