[git pull] vfs.git fixes

[Al Viro]

	Several assorted fixes.  I still think that audit ->d_name race
is better fixed that way for the benefit of backports, with any fancier
variants done on top of that.

The following changes since commit 5c8fe583cce542aa0b84adc939ce85293de36e5e:

  Linux 5.11-rc1 (2020-12-27 15:30:22 -0800)

are available in the git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs.git fixes

for you to fetch changes up to d36a1dd9f77ae1e72da48f4123ed35627848507d:

  dump_common_audit_data(): fix racy accesses to ->d_name (2021-01-16 15:11:35 -0500)

----------------------------------------------------------------
Al Viro (2):
      umount(2): move the flag validity checks first
      dump_common_audit_data(): fix racy accesses to ->d_name

Christoph Hellwig (1):
      iov_iter: fix the uaccess area in copy_compat_iovec_from_user

 fs/namespace.c       | 7 +++++--
 lib/iov_iter.c       | 2 +-
 security/lsm_audit.c | 7 +++++--
 3 files changed, 11 insertions(+), 5 deletions(-)