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authorVarka Bhadram <varkabhadram@gmail.com>2015-03-31 09:49:11 +0530
committerLinus Walleij <linus.walleij@linaro.org>2015-04-08 09:54:21 +0200
commitafeb7b45e96239f0bfa610dd40945786f5a9b164 (patch)
tree96ae1b9942dbc28854d22234af269d19169cd25a /drivers/gpio
parentgpio: arizona: drop owner assignment from platform_drivers (diff)
downloadlinux-dev-afeb7b45e96239f0bfa610dd40945786f5a9b164.tar.xz
linux-dev-afeb7b45e96239f0bfa610dd40945786f5a9b164.zip
gpio: use (!foo) instead of (foo == NULL)
Signed-off-by: Varka Bhadram <varkab@cdac.in> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
-rw-r--r--drivers/gpio/gpio-adp5588.c4
-rw-r--r--drivers/gpio/gpio-arizona.c2
-rw-r--r--drivers/gpio/gpio-da9052.c2
-rw-r--r--drivers/gpio/gpio-da9055.c2
-rw-r--r--drivers/gpio/gpio-kempld.c2
-rw-r--r--drivers/gpio/gpio-mc33880.c2
6 files changed, 7 insertions, 7 deletions
diff --git a/drivers/gpio/gpio-adp5588.c b/drivers/gpio/gpio-adp5588.c
index 0de8c7008122..c90273dac289 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 ab350383660c..eb5a0ce49fa5 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 389a4d2a4926..2e9578ec0ca1 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 b8d757036887..7227e6ed3cb9 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 443518f63f15..6b8115f34208 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 4e3e160e5db2..a431604c9e67 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);