Unionfs: security convert lsm into a static interface fix

Unionfs: security convert lsm into a static interface fix

ERROR: "security_inode_permission" [fs/unionfs/unionfs.ko] undefined!
ERROR: "security_file_ioctl" [fs/unionfs/unionfs.ko] undefined!

Need these back.

Cc: "Serge E. Hallyn" <serue@us.ibm.com>
Cc: Arjan van de Ven <arjan@infradead.org>
Cc: Chris Wright <chrisw@sous-sol.org>
Cc: James Morris <jmorris@namei.org>
Cc: Stephen Smalley <sds@tycho.nsa.gov>
Cc: Josef 'Jeff' Sipek <jsipek@cs.sunysb.edu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Erez Zadok <ezk@cs.sunysb.edu>