[PULL][Trusty-SRU] Fix regression/DoS w/ VM_FAULT_SIGSEGV backport

[Dann Frazier]

This addresses LP: #1471892, and is the same fix recently pulled into
the 3.13.y-ckt queue.

The following changes since commit 7218a997e7ce2bf2f6d91fa60ad13f6476cd17c3:

  UBUNTU: Ubuntu-3.13.0-58.96 (2015-07-06 15:37:25 -0700)

are available in the git repository at:

  git://kernel.ubuntu.com/dannf/trusty-xgene.git lp1471892

for you to fetch changes up to d6adcc3d50123337383735dc1dd00ceb2dc95312:

  [3-13-stable only] vm: Fix incomplete backport of VM_FAULT_SIGSEGV
handling support (2015-07-07 17:21:39 -0600)

----------------------------------------------------------------
dann frazier (1):
      [3-13-stable only] vm: Fix incomplete backport of
VM_FAULT_SIGSEGV handling support

 mm/memory.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)