[pull request] [natty, maverick] fix PR_SET_PTRACER

[Kees Cook]

This should be applied to both natty and maverick, please. It fixes a bug
in the ptrace restrictions that the Firefox folks uncovered.

The following changes since commit 38eeba0187c013657e563b2a82f8ca384e0bb26c:

  UBUNTU: Ubuntu-2.6.38-6.33 (2011-03-07 15:33:35 +0000)

are available in the git repository at:
  git://kernel.ubuntu.com/kees/ubuntu-natty.git master

Kees Cook (1):
      Yama: use thread group leader when creating match

 security/yama/yama_lsm.c |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)

-- 
Kees Cook
Ubuntu Security Team