several vfs patches

Fix for my braino in replace_fd(), dhowell's fix for the fallout
from over-enthusiastic bo^Wdeclaration movements plus crapectomy that should've happened a long time ago (SEL_... definitions). Please, pull from
git://git.kernel.org:/pub/scm/linux/kernel/git/viro/vfs.git for-linus

Shortlog:
Al Viro (2):
fix a leak in replace_fd() users
bury SEL_{IN,OUT,EX}

David Howells (1):
Unexport some bits of linux/fs.h

Diffstat:

 fs/coredump.c            |    5 +-
 include/linux/fs.h       |  126 +++++++++++++++++++++++++++++++++++++++++++
 include/uapi/linux/fs.h  |  132 ----------------------------------------------
 security/selinux/hooks.c |   18 +++----
 4 files changed, 136 insertions(+), 145 deletions(-)