On Wed, 5 Mar 2014 10:20:38 +0100, Philipp Zabel <p.zabel@xxxxxxxxxxxxxx> wrote:
> A 'return endpoint;' at the end of the (!prev) case allows to
> reduce the indentation level of the (prev) case.
>
> Signed-off-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
Acked-by: Grant Likely <grant.likely@xxxxxxxxxx>
> ---
> drivers/of/base.c | 42 ++++++++++++++++++++++--------------------
> 1 file changed, 22 insertions(+), 20 deletions(-)
>
> diff --git a/drivers/of/base.c b/drivers/of/base.c
> index b5e690b..a8e47d3 100644
> --- a/drivers/of/base.c
> +++ b/drivers/of/base.c
> @@ -2026,32 +2026,34 @@ struct device_node *of_graph_get_next_endpoint(const struct device_node *parent,
> pr_err("%s(): no endpoint nodes specified for %s\n",
> __func__, parent->full_name);
> of_node_put(node);
> - } else {
> - port = of_get_parent(prev);
> - if (WARN_ONCE(!port, "%s(): endpoint %s has no parent node\n",
> - __func__, prev->full_name))
> - return NULL;
>
> - /* Avoid dropping prev node refcount to 0. */
> - of_node_get(prev);
> - endpoint = of_get_next_child(port, prev);
> - if (endpoint) {
> - of_node_put(port);
> - return endpoint;
> - }
> + return endpoint;
> + }
>
> - /* No more endpoints under this port, try the next one. */
> - do {
> - port = of_get_next_child(parent, port);
> - if (!port)
> - return NULL;
> - } while (of_node_cmp(port->name, "port"));
> + port = of_get_parent(prev);
> + if (WARN_ONCE(!port, "%s(): endpoint %s has no parent node\n",
> + __func__, prev->full_name))
> + return NULL;
>
> - /* Pick up the first endpoint in this port. */
> - endpoint = of_get_next_child(port, NULL);
> + /* Avoid dropping prev node refcount to 0. */
> + of_node_get(prev);
> + endpoint = of_get_next_child(port, prev);
> + if (endpoint) {
> of_node_put(port);
> + return endpoint;
> }
>
> + /* No more endpoints under this port, try the next one. */
> + do {
> + port = of_get_next_child(parent, port);
> + if (!port)
> + return NULL;
> + } while (of_node_cmp(port->name, "port"));
> +
> + /* Pick up the first endpoint in this port. */
> + endpoint = of_get_next_child(port, NULL);
> + of_node_put(port);
> +
> return endpoint;
> }
> EXPORT_SYMBOL(of_graph_get_next_endpoint);
> --
> 1.9.0.rc3
>
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