diff options
Diffstat (limited to 'drivers/leds')
| -rw-r--r-- | drivers/leds/leds-is31fl319x.c | 32 |
1 files changed, 9 insertions, 23 deletions
diff --git a/drivers/leds/leds-is31fl319x.c b/drivers/leds/leds-is31fl319x.c index d9cf70505c43..233ed67830a3 100644 --- a/drivers/leds/leds-is31fl319x.c +++ b/drivers/leds/leds-is31fl319x.c @@ -511,10 +511,13 @@ static int is31fl319x_probe(struct i2c_client *client, return -ENOMEM; mutex_init(&is31->lock); + err = devm_add_action(dev, (void (*)(void *))mutex_destroy, &is31->lock); + if (err) + return err; err = is31fl319x_parse_fw(&client->dev, is31); if (err) - goto free_mutex; + return err; if (is31->shutdown_gpio) { gpiod_direction_output(is31->shutdown_gpio, 0); @@ -524,19 +527,15 @@ static int is31fl319x_probe(struct i2c_client *client, is31->client = client; is31->regmap = devm_regmap_init_i2c(client, is31->cdef->is31fl319x_regmap_config); - if (IS_ERR(is31->regmap)) { - err = dev_err_probe(dev, PTR_ERR(is31->regmap), "failed to allocate register map\n"); - goto free_mutex; - } + if (IS_ERR(is31->regmap)) + return dev_err_probe(dev, PTR_ERR(is31->regmap), "failed to allocate register map\n"); i2c_set_clientdata(client, is31); /* check for write-reply from chip (we can't read any registers) */ err = regmap_write(is31->regmap, is31->cdef->reset_reg, 0x00); - if (err < 0) { - err = dev_err_probe(dev, err, "no response from chip write\n"); - goto free_mutex; - } + if (err < 0) + return dev_err_probe(dev, err, "no response from chip write\n"); /* * Kernel conventions require per-LED led-max-microamp property. @@ -568,22 +567,10 @@ static int is31fl319x_probe(struct i2c_client *client, err = devm_led_classdev_register(&client->dev, &led->cdev); if (err < 0) - goto free_mutex; + return err; } return 0; - -free_mutex: - mutex_destroy(&is31->lock); - return err; -} - -static int is31fl319x_remove(struct i2c_client *client) -{ - struct is31fl319x_chip *is31 = i2c_get_clientdata(client); - - mutex_destroy(&is31->lock); - return 0; } /* @@ -611,7 +598,6 @@ static struct i2c_driver is31fl319x_driver = { .of_match_table = of_is31fl319x_match, }, .probe = is31fl319x_probe, - .remove = is31fl319x_remove, .id_table = is31fl319x_id, }; |