Hi, On Tue, Dec 15, 2020 at 09:00:24AM +0800, Tian Tao wrote: > fixed the following coccicheck: > drivers/power/supply/ds2780_battery.c:627:60-61: WARNING opportunity for > kobj_to_dev() > drivers/power/supply/ds2780_battery.c:672:60-61: WARNING opportunity for > kobj_to_dev() > drivers/power/supply/ds2780_battery.c:640:60-61: WARNING opportunity for > kobj_to_dev() > drivers/power/supply/ds2780_battery.c:685:60-61: WARNING opportunity for > kobj_to_dev() > > Signed-off-by: Tian Tao > --- Thanks, queued. -- Sebastian > drivers/power/supply/ds2780_battery.c | 8 ++++---- > 1 file changed, 4 insertions(+), 4 deletions(-) > > diff --git a/drivers/power/supply/ds2780_battery.c b/drivers/power/supply/ds2780_battery.c > index dd57a47..2b8c90d 100644 > --- a/drivers/power/supply/ds2780_battery.c > +++ b/drivers/power/supply/ds2780_battery.c > @@ -624,7 +624,7 @@ static ssize_t ds2780_read_param_eeprom_bin(struct file *filp, > struct bin_attribute *bin_attr, > char *buf, loff_t off, size_t count) > { > - struct device *dev = container_of(kobj, struct device, kobj); > + struct device *dev = kobj_to_dev(kobj); > struct power_supply *psy = to_power_supply(dev); > struct ds2780_device_info *dev_info = to_ds2780_device_info(psy); > > @@ -637,7 +637,7 @@ static ssize_t ds2780_write_param_eeprom_bin(struct file *filp, > struct bin_attribute *bin_attr, > char *buf, loff_t off, size_t count) > { > - struct device *dev = container_of(kobj, struct device, kobj); > + struct device *dev = kobj_to_dev(kobj); > struct power_supply *psy = to_power_supply(dev); > struct ds2780_device_info *dev_info = to_ds2780_device_info(psy); > int ret; > @@ -669,7 +669,7 @@ static ssize_t ds2780_read_user_eeprom_bin(struct file *filp, > struct bin_attribute *bin_attr, > char *buf, loff_t off, size_t count) > { > - struct device *dev = container_of(kobj, struct device, kobj); > + struct device *dev = kobj_to_dev(kobj); > struct power_supply *psy = to_power_supply(dev); > struct ds2780_device_info *dev_info = to_ds2780_device_info(psy); > > @@ -682,7 +682,7 @@ static ssize_t ds2780_write_user_eeprom_bin(struct file *filp, > struct bin_attribute *bin_attr, > char *buf, loff_t off, size_t count) > { > - struct device *dev = container_of(kobj, struct device, kobj); > + struct device *dev = kobj_to_dev(kobj); > struct power_supply *psy = to_power_supply(dev); > struct ds2780_device_info *dev_info = to_ds2780_device_info(psy); > int ret; > -- > 2.7.4 >