of: Reduce indentation in of_graph_get_next_endpoint

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@pengutronix.de>
Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Acked-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>

drivers/of/base.c

@@ -2026,7 +2026,10 @@ 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 {
+
+		return endpoint;
+	}
+
 	port = of_get_parent(prev);
 	if (WARN_ONCE(!port, "%s(): endpoint %s has no parent node\n",
 		      __func__, prev->full_name))
@@ -2050,7 +2053,6 @@ struct device_node *of_graph_get_next_endpoint(const struct device_node *parent,
 	/* Pick up the first endpoint in this port. */
 	endpoint = of_get_next_child(port, NULL);
 	of_node_put(port);
-	}
 
 	return endpoint;
 }