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mfd: max77686: Make error checking consistent 

Error checking across the driver is mostly consistent besides
a few exceptions, so change these exceptions for consistency.

Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Javier Martinez Canillas 2014-07-04 22:24:09 +02:00 committed by Lee Jones
parent b452d7b69d
commit c0e0fcdaa9
1 changed files with 5 additions and 5 deletions
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10
drivers/mfd/max77686.c
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@ -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;
}