gpio: use (!foo) instead of (foo == NULL)

Signed-off-by: Varka Bhadram <varkab@cdac.in>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Varka Bhadram 2015-03-31 09:49:11 +05:30 committed by Linus Walleij
parent 4878b46679
commit afeb7b45e9
6 changed files with 7 additions and 7 deletions

View File

@ -367,7 +367,7 @@ static int adp5588_gpio_probe(struct i2c_client *client,
struct gpio_chip *gc;
int ret, i, revid;
if (pdata == NULL) {
if (!pdata) {
dev_err(&client->dev, "missing platform data\n");
return -ENODEV;
}
@ -379,7 +379,7 @@ static int adp5588_gpio_probe(struct i2c_client *client,
}
dev = devm_kzalloc(&client->dev, sizeof(*dev), GFP_KERNEL);
if (dev == NULL)
if (!dev)
return -ENOMEM;
dev->client = client;

View File

@ -103,7 +103,7 @@ static int arizona_gpio_probe(struct platform_device *pdev)
arizona_gpio = devm_kzalloc(&pdev->dev, sizeof(*arizona_gpio),
GFP_KERNEL);
if (arizona_gpio == NULL)
if (!arizona_gpio)
return -ENOMEM;
arizona_gpio->arizona = arizona;

View File

@ -212,7 +212,7 @@ static int da9052_gpio_probe(struct platform_device *pdev)
int ret;
gpio = devm_kzalloc(&pdev->dev, sizeof(*gpio), GFP_KERNEL);
if (gpio == NULL)
if (!gpio)
return -ENOMEM;
gpio->da9052 = dev_get_drvdata(pdev->dev.parent);

View File

@ -146,7 +146,7 @@ static int da9055_gpio_probe(struct platform_device *pdev)
int ret;
gpio = devm_kzalloc(&pdev->dev, sizeof(*gpio), GFP_KERNEL);
if (gpio == NULL)
if (!gpio)
return -ENOMEM;
gpio->da9055 = dev_get_drvdata(pdev->dev.parent);

View File

@ -156,7 +156,7 @@ static int kempld_gpio_probe(struct platform_device *pdev)
}
gpio = devm_kzalloc(dev, sizeof(*gpio), GFP_KERNEL);
if (gpio == NULL)
if (!gpio)
return -ENOMEM;
gpio->pld = pld;

View File

@ -151,7 +151,7 @@ static int mc33880_remove(struct spi_device *spi)
struct mc33880 *mc;
mc = spi_get_drvdata(spi);
if (mc == NULL)
if (!mc)
return -ENODEV;
gpiochip_remove(&mc->chip);