diff --git a/drivers/mfd/max77686.c b/drivers/mfd/max77686.c index ada4976d9876..87fe52ebf7b0 100644 --- a/drivers/mfd/max77686.c +++ b/drivers/mfd/max77686.c @@ -134,7 +134,7 @@ static int max77686_i2c_probe(struct i2c_client *i2c, max77686 = devm_kzalloc(&i2c->dev, sizeof(struct max77686_dev), GFP_KERNEL); - if (max77686 == NULL) + if (!max77686) return -ENOMEM; i2c_set_clientdata(i2c, max77686); @@ -153,8 +153,8 @@ static int max77686_i2c_probe(struct i2c_client *i2c, return ret; } - if (regmap_read(max77686->regmap, - MAX77686_REG_DEVICE_ID, &data) < 0) { + ret = regmap_read(max77686->regmap, MAX77686_REG_DEVICE_ID, &data); + if (ret < 0) { dev_err(max77686->dev, "device not found on this channel (this is not an error)\n"); return -ENODEV; @@ -180,7 +180,7 @@ static int max77686_i2c_probe(struct i2c_client *i2c, IRQF_TRIGGER_FALLING | IRQF_ONESHOT | IRQF_SHARED, 0, &max77686_irq_chip, &max77686->irq_data); - if (ret != 0) { + if (ret) { dev_err(&i2c->dev, "failed to add PMIC irq chip: %d\n", ret); goto err_unregister_i2c; } @@ -188,7 +188,7 @@ static int max77686_i2c_probe(struct i2c_client *i2c, IRQF_TRIGGER_FALLING | IRQF_ONESHOT | IRQF_SHARED, 0, &max77686_rtc_irq_chip, &max77686->rtc_irq_data); - if (ret != 0) { + if (ret) { dev_err(&i2c->dev, "failed to add RTC irq chip: %d\n", ret); goto err_del_irqc; }