arm64: make use of for_each_node_by_type()

dtor · wildea01 · commit 3d29a9a0f883 · 2017-02-02T18:19:27.000Z
Instead of open-coding the loop, let's use canned macro.

Signed-off-by: Dmitry Torokhov &lt;dmitry.torokhov@gmail.com&gt;
Signed-off-by: Will Deacon &lt;will.deacon@arm.com&gt;
diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c
@@ -603,9 +603,9 @@ acpi_parse_gic_cpu_interface(struct acpi_subtable_header *header,
  */
 static void __init of_parse_and_init_cpus(void)
 {
-	struct device_node *dn = NULL;
+	struct device_node *dn;
 
-	while ((dn = of_find_node_by_type(dn, "cpu"))) {
+	for_each_node_by_type(dn, "cpu") {
 		u64 hwid = of_get_cpu_mpidr(dn);
 
 		if (hwid == INVALID_HWID)
