[PATCH -next] mtd: spear_smi: use for_each_child_of_node() macro

[Qinglang Miao]

Use for_each_child_of_node() macro instead of open coding it.

Signed-off-by: Qinglang Miao <miaoqinglang at huawei.com>
---
 drivers/mtd/devices/spear_smi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/mtd/devices/spear_smi.c b/drivers/mtd/devices/spear_smi.c
index 79dcca164..2e0086238 100644
--- a/drivers/mtd/devices/spear_smi.c
+++ b/drivers/mtd/devices/spear_smi.c
@@ -793,7 +793,7 @@ static int spear_smi_probe_config_dt(struct platform_device *pdev,
 				     struct device_node *np)
 {
 	struct spear_smi_plat_data *pdata = dev_get_platdata(&pdev->dev);
-	struct device_node *pp = NULL;
+	struct device_node *pp;
 	const __be32 *addr;
 	u32 val;
 	int len;
@@ -812,7 +812,7 @@ static int spear_smi_probe_config_dt(struct platform_device *pdev,
 		return -ENOMEM;
 
 	/* Fill structs for each subnode (flash device) */
-	while ((pp = of_get_next_child(np, pp))) {
+	for_each_child_of_node(np, pp) {
 		pdata->np[i] = pp;
 
 		/* Read base-addr and size from DT */
-- 
2.23.0