[PATCH] dt: add of_alias_scan and of_alias_get_id

[David Miller]

From: Shawn Guo <shawn.guo at freescale.com>
Date: Mon, 15 Aug 2011 14:36:44 +0800

> @@ -245,4 +245,11 @@ void __init of_pdt_build_devicetree(phandle root_node, struct of_pdt_ops *ops)
>         nextp = &allnodes->allnext;
>         allnodes->child = of_pdt_build_tree(allnodes,
>                         of_pdt_prom_ops->getchild(allnodes->phandle), &nextp);
> +
> +       /* Get pointer to "/chosen" and "/aliasas" nodes for use everywhere */
> +       of_chosen = of_find_node_by_path("/chosen");
> +       if (of_chosen == NULL)
> +               of_chosen = of_find_node_by_path("/chosen at 0");
> +       of_aliases = of_find_node_by_path("/aliases");
> +       of_alias_scan(dt_alloc);
>  }

There is no dt_alloc variable visible in this function.

I didn't need to use a compiler to find this problem, and neither
do you.