On Mon, May 6, 2013 at 5:31 PM, <gvb.ub...@gmail.com> wrote:
> From: Simon Glass <s...@chromium.org>
>
> Iterating through subnodes with libfdt is a little painful to write as we
> need something like this:
>
> for (depth = 0, count = 0,
> offset = fdt_next_node(fdt, parent_offset, &depth);
> (offset >= 0) && (depth > 0);
> offset = fdt_next_node(fdt, offset, &depth)) {
> if (depth == 1) {
> /* code body */
> }
> }
>
> Using fdt_next_subnode() we can instead write this, which is shorter and
> easier to get right:
>
> for (offset = fdt_first_subnode(fdt, parent_offset);
> offset >= 0;
> offset = fdt_next_subnode(fdt, offset)) {
> /* code body */
> }
>
> Also, it doesn't require two levels of indentation for the loop body.
>
> Signed-off-by: Simon Glass <s...@chromium.org>
> Acked-by: David Gibson <da...@gibson.dropbear.id.au>
Acked-by: Simon Glass <s...@chromium.org>
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