[git pull] vfs.git fixes

[Al Viro]

Fix for unsafe_put_user() (no callers currently in mainline,
but anyone starting to use it will step into that) + osf_wait4()
infoleak fix.

The following changes since commit 2ea659a9ef488125eb46da6eb571de5eae5c43f6:

  Linux 4.12-rc1 (2017-05-13 13:19:49 -0700)

are available in the git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs.git for-linus

for you to fetch changes up to a8c39544a6eb2093c04afd5005b6192bd0e880c6:

  osf_wait4(): fix infoleak (2017-05-21 13:10:07 -0400)

----------------------------------------------------------------
Al Viro (2):
      fix unsafe_put_user()
      osf_wait4(): fix infoleak

 arch/alpha/kernel/osf_sys.c    | 6 ++++--
 arch/x86/include/asm/uaccess.h | 2 +-
 2 files changed, 5 insertions(+), 3 deletions(-)