[PATCH 17/17] leds: qcom-lpg: Simplify with scoped for each OF child loop

From: Krzysztof Kozlowski
Date: Fri Aug 16 2024 - 11:35:53 EST


Use scoped for_each_available_child_of_node_scoped() when iterating over
device nodes to make code a bit simpler.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
---
drivers/leds/rgb/leds-qcom-lpg.c | 14 ++++----------
1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/drivers/leds/rgb/leds-qcom-lpg.c b/drivers/leds/rgb/leds-qcom-lpg.c
index e74b2ceed1c2..f3c9ef2bfa57 100644
--- a/drivers/leds/rgb/leds-qcom-lpg.c
+++ b/drivers/leds/rgb/leds-qcom-lpg.c
@@ -1368,7 +1368,6 @@ static int lpg_add_led(struct lpg *lpg, struct device_node *np)
{
struct led_init_data init_data = {};
struct led_classdev *cdev;
- struct device_node *child;
struct mc_subled *info;
struct lpg_led *led;
const char *state;
@@ -1399,12 +1398,10 @@ static int lpg_add_led(struct lpg *lpg, struct device_node *np)
if (!info)
return -ENOMEM;
i = 0;
- for_each_available_child_of_node(np, child) {
+ for_each_available_child_of_node_scoped(np, child) {
ret = lpg_parse_channel(lpg, child, &led->channels[i]);
- if (ret < 0) {
- of_node_put(child);
+ if (ret < 0)
return ret;
- }

info[i].color_index = led->channels[i]->color;
info[i].intensity = 0;
@@ -1600,7 +1597,6 @@ static int lpg_init_sdam(struct lpg *lpg)

static int lpg_probe(struct platform_device *pdev)
{
- struct device_node *np;
struct lpg *lpg;
int ret;
int i;
@@ -1640,12 +1636,10 @@ static int lpg_probe(struct platform_device *pdev)
if (ret < 0)
return ret;

- for_each_available_child_of_node(pdev->dev.of_node, np) {
+ for_each_available_child_of_node_scoped(pdev->dev.of_node, np) {
ret = lpg_add_led(lpg, np);
- if (ret) {
- of_node_put(np);
+ if (ret)
return ret;
- }
}

for (i = 0; i < lpg->num_channels; i++)

--
2.43.0