From: Krzysztof Kozlowski Date: Wed, 26 Nov 2025 17:19:00 +0000 (+0100) Subject: power: supply: sysfs: Constify pointer passed to dev_attr_psp() X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2c7e46e1318d4fbf514f454d5a746a1b76d06ebe;p=thirdparty%2Flinux.git power: supply: sysfs: Constify pointer passed to dev_attr_psp() Memory pointer by pointer passed to dev_attr_psp() is not modified, so with help of container_of_const() (preferred than container_of()) can be made pointer to const for code safety. Signed-off-by: Krzysztof Kozlowski Link: https://patch.msgid.link/20251126171859.72465-2-krzysztof.kozlowski@oss.qualcomm.com Signed-off-by: Sebastian Reichel --- diff --git a/drivers/power/supply/power_supply_sysfs.c b/drivers/power/supply/power_supply_sysfs.c index 198405f7126f9..dd3a48d72d2b1 100644 --- a/drivers/power/supply/power_supply_sysfs.c +++ b/drivers/power/supply/power_supply_sysfs.c @@ -235,12 +235,12 @@ static struct power_supply_attr power_supply_attrs[] __ro_after_init = { static struct attribute * __power_supply_attrs[POWER_SUPPLY_ATTR_CNT + 1] __ro_after_init; -static const struct power_supply_attr *to_ps_attr(struct device_attribute *attr) +static const struct power_supply_attr *to_ps_attr(const struct device_attribute *attr) { - return container_of(attr, struct power_supply_attr, dev_attr); + return container_of_const(attr, struct power_supply_attr, dev_attr); } -static enum power_supply_property dev_attr_psp(struct device_attribute *attr) +static enum power_supply_property dev_attr_psp(const struct device_attribute *attr) { return to_ps_attr(attr) - power_supply_attrs; }