of: Move setting of pointer to beside test for non-null

Value of pointer was calculated in an earlier block than
where it was used.  Move it down into the block where it
is used, immediately before where is is checked to be valid.
Signed-off-by: Frank Rowand <frank.rowand@am.sony.com>
Signed-off-by: Rob Herring <robh@kernel.org>

drivers/of/resolver.c

@@ -320,8 +320,6 @@ int of_resolve_phandles(struct device_node *overlay)
 	overlay_symbols = NULL;
 	overlay_fixups = NULL;
 
-	tree_symbols = of_find_node_by_path("/__symbols__");
-
 	for_each_child_of_node(overlay, child) {
 		if (!of_node_cmp(child->name, "__symbols__"))
 			overlay_symbols = child;
@@ -334,6 +332,7 @@ int of_resolve_phandles(struct device_node *overlay)
 		goto out;
 	}
 
+	tree_symbols = of_find_node_by_path("/__symbols__");
 	if (!tree_symbols) {
 		pr_err("no symbols in root of device tree.\n");
 		err = -EINVAL;