security: Fix inode_getattr documentation

Replace arguments @mnt and @dentry with @path.
Signed-off-by: Mickaël Salaün <mic@digikod.net>
Acked-by: Serge Hallyn <serge@hallyn.com>
Signed-off-by: James Morris <james.l.morris@oracle.com>

include/linux/lsm_hooks.h

@@ -352,8 +352,7 @@
  *	Return 0 if permission is granted.
  * @inode_getattr:
  *	Check permission before obtaining file attributes.
- *	@mnt is the vfsmount where the dentry was looked up
- *	@dentry contains the dentry structure for the file.
+ *	@path contains the path structure for the file.
  *	Return 0 if permission is granted.
  * @inode_setxattr:
  *	Check permission before setting the extended attributes