ARM: exynos: Simplify with scoped for each OF child loop

Use scoped for-each loop when iterating over device nodes to make code a
bit simpler.

Reviewed-by: Jonathan Cameron <jonathan.cameron@huawei.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Link: https://patch.msgid.link/20260109-of-for-each-compatible-scoped-v3-3-c22fa2c0749a@oss.qualcomm.com
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>

Author: krzk

arch/arm/mach-exynos/exynos.c

@@ -47,25 +47,21 @@ unsigned int exynos_rev(void)
 
 void __init exynos_sysram_init(void)
 {
-	struct device_node *node;
-
-	for_each_compatible_node(node, NULL, "samsung,exynos4210-sysram") {
+	for_each_compatible_node_scoped(node, NULL, "samsung,exynos4210-sysram") {
 		struct resource res;
 		if (!of_device_is_available(node))
 			continue;
 
 		of_address_to_resource(node, 0, &res);
 		sysram_base_addr = ioremap(res.start, resource_size(&res));
 		sysram_base_phys = res.start;
-		of_node_put(node);
 		break;
 	}
 
-	for_each_compatible_node(node, NULL, "samsung,exynos4210-sysram-ns") {
+	for_each_compatible_node_scoped(node, NULL, "samsung,exynos4210-sysram-ns") {
 		if (!of_device_is_available(node))
 			continue;
 		sysram_ns_base_addr = of_iomap(node, 0);
-		of_node_put(node);
 		break;
 	}
 }