Merge tag 'md-6.19-20251231' of gitolite.kernel.org:pub/scm/linux/kernel/git/mdraid...

Pull MD fixes from Yu Kuai:

"- Fix null-pointer dereference in raid5 sysfs group_thread_cnt store
   (Tuo Li)
 - Fix possible mempool corruption during raid1 raid_disks update via
   sysfs (FengWei Shih)
 - Fix logical_block_size configuration being overwritten during
   super_1_validate() (Li Nan)
 - Fix forward incompatibility with configurable logical block size:
   arrays assembled on new kernels could not be assembled on kernels
   <=6.18 due to non-zero reserved pad rejection (Li Nan)
 - Fix static checker warning about iterator not incremented (Li Nan)"

* tag 'md-6.19-20251231' of gitolite.kernel.org:pub/scm/linux/kernel/git/mdraid/linux:
  md: Fix forward incompatibility from configurable logical block size
  md: Fix logical_block_size configuration being overwritten
  md: suspend array while updating raid_disks via sysfs
  md/raid5: fix possible null-pointer dereferences in raid5_store_group_thread_cnt()
  md: Fix static checker warning in analyze_sbs