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Subject[PATCH -next] PCI: rpadlpar: use for_each_child_of_node() and for_each_node_by_name
Date
Use for_each_child_of_node() and for_each_node_by_name macro
instead of open coding it.

Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
---
drivers/pci/hotplug/rpadlpar_core.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/pci/hotplug/rpadlpar_core.c b/drivers/pci/hotplug/rpadlpar_core.c
index f979b7098..0a3c80ba6 100644
--- a/drivers/pci/hotplug/rpadlpar_core.c
+++ b/drivers/pci/hotplug/rpadlpar_core.c
@@ -40,13 +40,13 @@ static DEFINE_MUTEX(rpadlpar_mutex);
static struct device_node *find_vio_slot_node(char *drc_name)
{
struct device_node *parent = of_find_node_by_name(NULL, "vdevice");
- struct device_node *dn = NULL;
+ struct device_node *dn;
int rc;

if (!parent)
return NULL;

- while ((dn = of_get_next_child(parent, dn))) {
+ for_each_child_of_node(parent, dn) {
rc = rpaphp_check_drc_props(dn, drc_name, NULL);
if (rc == 0)
break;
@@ -60,10 +60,10 @@ static struct device_node *find_vio_slot_node(char *drc_name)
static struct device_node *find_php_slot_pci_node(char *drc_name,
char *drc_type)
{
- struct device_node *np = NULL;
+ struct device_node *np;
int rc;

- while ((np = of_find_node_by_name(np, "pci"))) {
+ for_each_node_by_name(np, "pci") {
rc = rpaphp_check_drc_props(np, drc_name, drc_type);
if (rc == 0)
break;
--
2.23.0
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