xfs: use bool instead of int in xfs_rename()

new_parent and src_is_directory are only used in 0/1 context.
Signed-off-by: Fabian Frederick <fabf@skynet.be>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>

fs/xfs/xfs_inode.c

@@ -2790,8 +2790,8 @@ xfs_rename(
 {
 	xfs_trans_t	*tp = NULL;
 	xfs_mount_t	*mp = src_dp->i_mount;
-	int		new_parent;		/* moving to a new dir */
-	int		src_is_directory;	/* src_name is a directory */
+	bool		new_parent;		/* moving to a new dir */
+	bool		src_is_directory;	/* src_name is a directory */
 	int		error;
 	xfs_bmap_free_t free_list;
 	xfs_fsblock_t   first_block;