diff options
| -rw-r--r-- | drivers/power/supply/bq27xxx_battery.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/power/supply/bq27xxx_battery.c b/drivers/power/supply/bq27xxx_battery.c index 1c4a9d137744..d3b6327b16b5 100644 --- a/drivers/power/supply/bq27xxx_battery.c +++ b/drivers/power/supply/bq27xxx_battery.c @@ -2101,6 +2101,13 @@ static void bq27xxx_external_power_changed(struct power_supply *psy) mod_delayed_work(system_wq, &di->work, HZ / 2); } +static void bq27xxx_battery_mutex_destroy(void *data) +{ + struct mutex *lock = data; + + mutex_destroy(lock); +} + int bq27xxx_battery_setup(struct bq27xxx_device_info *di) { struct power_supply_desc *psy_desc; @@ -2108,9 +2115,14 @@ int bq27xxx_battery_setup(struct bq27xxx_device_info *di) .of_node = di->dev->of_node, .drv_data = di, }; + int ret; INIT_DELAYED_WORK(&di->work, bq27xxx_battery_poll); mutex_init(&di->lock); + ret = devm_add_action_or_reset(di->dev, bq27xxx_battery_mutex_destroy, + &di->lock); + if (ret) + return ret; di->regs = bq27xxx_chip_data[di->chip].regs; di->unseal_key = bq27xxx_chip_data[di->chip].unseal_key; @@ -2158,7 +2170,6 @@ void bq27xxx_battery_teardown(struct bq27xxx_device_info *di) cancel_delayed_work_sync(&di->work); power_supply_unregister(di->bat); - mutex_destroy(&di->lock); } EXPORT_SYMBOL_GPL(bq27xxx_battery_teardown); |