powerpc/fsp2: 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>
Reviewed-by: Christophe Leroy (CS GROUP) <chleroy@kernel.org>
Link: https://patch.msgid.link/20260109-of-for-each-compatible-scoped-v3-4-c22fa2c0749a@oss.qualcomm.com
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>

Author: krzk

arch/powerpc/platforms/44x/fsp2.c

@@ -199,24 +199,21 @@ static irqreturn_t rst_wrn_handler(int irq, void *data) {
 
 static void __init node_irq_request(const char *compat, irq_handler_t errirq_handler)
 {
-	struct device_node *np;
 	unsigned int irq;
 	int32_t rc;
 
-	for_each_compatible_node(np, NULL, compat) {
+	for_each_compatible_node_scoped(np, NULL, compat) {
 		irq = irq_of_parse_and_map(np, 0);
 		if (!irq) {
 			pr_err("device tree node %pOFn is missing a interrupt",
 			      np);
-			of_node_put(np);
 			return;
 		}
 
 		rc = request_irq(irq, errirq_handler, 0, np->name, np);
 		if (rc) {
 			pr_err("fsp_of_probe: request_irq failed: np=%pOF rc=%d",
 			      np, rc);
-			of_node_put(np);
 			return;
 		}
 	}