Merge tag 'fs_for_v7.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jack...

Merge tag 'fs_for_v7.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs

Pull ext2, udf, quota updates from Jan Kara:

 - A fix for a race in quota code that can expose ocfs2 to
   use-after-free issues

 - UDF fix to avoid memory corruption in face of corrupted format

 - Couple of ext2 fixes for better handling of fs corruption

 - Some more various code cleanups in UDF & ext2

* tag 'fs_for_v7.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs:
  ext2: reject inodes with zero i_nlink and valid mode in ext2_iget()
  ext2: use get_random_u32() where appropriate
  quota: Fix race of dquot_scan_active() with quota deactivation
  udf: fix partition descriptor append bookkeeping
  ext2: avoid drop_nlink() during unlink of zero-nlink inode in ext2_unlink()
  ext2: guard reservation window dump with EXT2FS_DEBUG
  ext2: replace BUG_ON with WARN_ON_ONCE in ext2_get_blocks
  ext2: remove stale TODO about kmap
  fs: udf: avoid assignment in condition when selecting allocation goal