[PATCH gpio 4/4] drivers: gpio: use (!foo) instead of (foo == NULL)

[Varka Bhadram]

Signed-off-by: Varka Bhadram <var...@cdac.in>
---
 drivers/gpio/gpio-adp5588.c |    4 ++--
 drivers/gpio/gpio-arizona.c |    2 +-
 drivers/gpio/gpio-da9052.c  |    2 +-
 drivers/gpio/gpio-da9055.c  |    2 +-
 drivers/gpio/gpio-kempld.c  |    2 +-
 drivers/gpio/gpio-mc33880.c |    2 +-
 6 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/gpio/gpio-adp5588.c b/drivers/gpio/gpio-adp5588.c
index 0de8c70..c90273d 100644
--- a/drivers/gpio/gpio-adp5588.c
+++ b/drivers/gpio/gpio-adp5588.c
@@ -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;
diff --git a/drivers/gpio/gpio-arizona.c b/drivers/gpio/gpio-arizona.c
index ab35038..eb5a0ce 100644
--- a/drivers/gpio/gpio-arizona.c
+++ b/drivers/gpio/gpio-arizona.c
@@ -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;
diff --git a/drivers/gpio/gpio-da9052.c b/drivers/gpio/gpio-da9052.c
index 389a4d2..2e9578e 100644
--- a/drivers/gpio/gpio-da9052.c
+++ b/drivers/gpio/gpio-da9052.c
@@ -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);
diff --git a/drivers/gpio/gpio-da9055.c b/drivers/gpio/gpio-da9055.c
index b8d7570..7227e6e 100644
--- a/drivers/gpio/gpio-da9055.c
+++ b/drivers/gpio/gpio-da9055.c
@@ -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);
diff --git a/drivers/gpio/gpio-kempld.c b/drivers/gpio/gpio-kempld.c
index 443518f..6b8115f 100644
--- a/drivers/gpio/gpio-kempld.c
+++ b/drivers/gpio/gpio-kempld.c
@@ -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;
diff --git a/drivers/gpio/gpio-mc33880.c b/drivers/gpio/gpio-mc33880.c
index 4e3e160..a431604 100644
--- a/drivers/gpio/gpio-mc33880.c
+++ b/drivers/gpio/gpio-mc33880.c
@@ -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);
-- 
1.7.9.5

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