generic: 6.18: backport EMC2305 changes

Now that 6.12 EMC2305 driver is backported to 7.0 code, lets do the same
for 6.18 so they dont diverge.

Link: https://github.com/openwrt/openwrt/pull/22942
Signed-off-by: Robert Marko <robimarko@gmail.com>

diff --git a/target/linux/generic/backport-6.18/830-v7.0-hwmon-emc2305-Simplify-with-scoped-for-each-OF-child.patch b/target/linux/generic/backport-6.18/830-v7.0-hwmon-emc2305-Simplify-with-scoped-for-each-OF-child.patch
new file mode 100644 (file)
index 0000000..98084ec
--- /dev/null
+++ b/target/linux/generic/backport-6.18/830-v7.0-hwmon-emc2305-Simplify-with-scoped-for-each-OF-child.patch
@@ -0,0 +1,40 @@
+From bfd0103be5d85751fc8b7c6c8c7553d71022efe0 Mon Sep 17 00:00:00 2001
+From: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
+Date: Wed, 24 Dec 2025 12:07:03 +0100
+Subject: [PATCH] hwmon: (emc2305) Simplify with scoped for each OF child loop
+
+Use scoped for-each loop when iterating over device nodes to make code a
+bit simpler.
+
+Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
+Link: https://lore.kernel.org/r/20251224110702.61746-4-krzysztof.kozlowski@oss.qualcomm.com
+Signed-off-by: Guenter Roeck <linux@roeck-us.net>
+---
+ drivers/hwmon/emc2305.c | 7 ++-----
+ 1 file changed, 2 insertions(+), 5 deletions(-)
+
+--- a/drivers/hwmon/emc2305.c
++++ b/drivers/hwmon/emc2305.c
+@@ -606,7 +606,6 @@ static int emc2305_probe(struct i2c_clie
+ {
+       struct i2c_adapter *adapter = client->adapter;
+       struct device *dev = &client->dev;
+-      struct device_node *child;
+       struct emc2305_data *data;
+       struct emc2305_platform_data *pdata;
+       int vendor;
+@@ -682,12 +681,10 @@ static int emc2305_probe(struct i2c_clie
+               /* Parse and check for the available PWM child nodes */
+               if (pwm_childs > 0) {
+                       i = 0;
+-                      for_each_child_of_node(dev->of_node, child) {
++                      for_each_child_of_node_scoped(dev->of_node, child) {
+                               ret = emc2305_set_single_tz(dev, child, i);
+-                              if (ret != 0) {
+-                                      of_node_put(child);
++                              if (ret != 0)
+                                       return ret;
+-                              }
+                               i++;
+                       }
+               } else {