[PATCH -next] macintosh: Use for_each_child_of_node() macro

[Zou Wei]

Use for_each_child_of_node() macro instead of open coding it.

Reported-by: Hulk Robot <hul...@huawei.com>
Signed-off-by: Zou Wei <zou_...@huawei.com>
---
 drivers/macintosh/macio_asic.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/macintosh/macio_asic.c b/drivers/macintosh/macio_asic.c
index 49af60b..f552c7c 100644
--- a/drivers/macintosh/macio_asic.c
+++ b/drivers/macintosh/macio_asic.c
@@ -474,7 +474,7 @@ static void macio_pci_add_devices(struct macio_chip *chip)
        root_res = &rdev->resource[0];
 
        /* First scan 1st level */
-       for (np = NULL; (np = of_get_next_child(pnode, np)) != NULL;) {
+       for_each_child_of_node(pnode, np) {
                if (macio_skip_device(np))
                        continue;
                of_node_get(np);
@@ -491,7 +491,7 @@ static void macio_pci_add_devices(struct macio_chip *chip)
        /* Add media bay devices if any */
        if (mbdev) {
                pnode = mbdev->ofdev.dev.of_node;
-               for (np = NULL; (np = of_get_next_child(pnode, np)) != NULL;) {
+               for_each_child_of_node(pnode, np) {
                        if (macio_skip_device(np))
                                continue;
                        of_node_get(np);
@@ -504,7 +504,7 @@ static void macio_pci_add_devices(struct macio_chip *chip)
        /* Add serial ports if any */
        if (sdev) {
                pnode = sdev->ofdev.dev.of_node;
-               for (np = NULL; (np = of_get_next_child(pnode, np)) != NULL;) {
+               for_each_child_of_node(pnode, np) {
                        if (macio_skip_device(np))
                                continue;
                        of_node_get(np);
-- 
2.6.2