Pull nvdimm updates from Dave Jiang:
 "This is mostly small cleanups, fixes, and with a change to prevent
  zero-sized namespace exposed to user for nvdimm.

  Summary:

   - kstrtobool() conversion for nvdimm

   - Add REQ_OP_WRITE for virtio_pmem

   - Header files update for of_pmem

   - Restrict zero-sized namespace from being exposed to user

   - Avoid unnecessary endian conversion

   - Fix mem leak in nvdimm pmu

   - Fix dereference after free in nvdimm pmu"

* tag 'libnvdimm-for-6.6' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm:
  nvdimm: Fix dereference after free in register_nvdimm_pmu()
  nvdimm: Fix memleak of pmu attr_groups in unregister_nvdimm_pmu()
  nvdimm/pfn_dev: Avoid unnecessary endian conversion
  nvdimm/pfn_dev: Prevent the creation of zero-sized namespaces
  nvdimm: Explicitly include correct DT includes
  virtio_pmem: add the missing REQ_OP_WRITE for flush bio
  nvdimm: Use kstrtobool() instead of strtobool()