[GIT PULL] overlayfs fixes for 4.13-rc1

[Miklos Szeredi]

Hi Linus,

Please pull from:

  git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs.git overlayfs-linus

This fixes a crash with SELinux and several other old and new bugs.

Thanks,
Miklos

---
Amir Goldstein (6):
      ovl: fix random return value on mount
      ovl: mark parent impure on ovl_link()
      ovl: fix origin verification of index dir
      ovl: remove unneeded check for IS_ERR()
      ovl: do not cleanup directory and whiteout index entries
      ovl: check for bad and whiteout index on lookup

Miklos Szeredi (1):
      ovl: fix xattr get and set with selinux

---
 fs/overlayfs/dir.c       | 22 ++++++++++++++++++----
 fs/overlayfs/inode.c     | 32 +++++++++++++++++---------------
 fs/overlayfs/namei.c     | 41 ++++++++++++++++++++++++++++++++---------
 fs/overlayfs/overlayfs.h | 10 ++++++----
 fs/overlayfs/readdir.c   |  5 ++++-
 fs/overlayfs/super.c     | 13 +++++--------
 fs/overlayfs/util.c      |  7 ++++++-
 7 files changed, 88 insertions(+), 42 deletions(-)