[GIT PULL] security subsystem: Tomoyo updates for v5.2

[James Morris]

Please pull.

These patches include fixes to enable fuzz testing, and a fix for 
calculating whether a filesystem is user-modifiable.

The following changes since commit 1fb3b526df3bd7647e7854915ae6b22299408baf:

  Merge tag 'docs-5.2a' of git://git.lwn.net/linux (2019-05-10 13:24:53 -0400)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security.git next-tomoyo2

for you to fetch changes up to 4ad98ac46490d5f8441025930070eaf028cfd0f2:

  tomoyo: Don't emit WARNING: string while fuzzing testing. (2019-05-10 14:58:35 -0700)

----------------------------------------------------------------
Tetsuo Handa (4):
      tomoyo: Add a kernel config option for fuzzing testing.
      tomoyo: Check address length before reading address family
      tomoyo: Change pathname calculation for read-only filesystems.
      tomoyo: Don't emit WARNING: string while fuzzing testing.

 security/tomoyo/Kconfig    | 10 ++++++++++
 security/tomoyo/common.c   | 13 ++++++++++++-
 security/tomoyo/network.c  |  4 ++++
 security/tomoyo/realpath.c |  3 ++-
 security/tomoyo/util.c     |  2 ++
 5 files changed, 30 insertions(+), 2 deletions(-)