Mark the inode with flag OCFS2_INODE_SKIP_ORPHAN_DIR in ocfs2_mknod, so we
can kill the inode in case of error.

[ Fixed up comment style -Mark ]
Signed-off-by: NLi Dongyang <lidongyang@novell.com>
Signed-off-by: NMark Fasheh <mfasheh@suse.com>