arm64: make use of for_each_node_by_type()

Instead of open-coding the loop, let's use canned macro.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>

diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c
index cb87234..a8ec5da 100644 (file)
--- 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)