gpio: use (!foo) instead of (foo == NULL)
Signed-off-by: Varka Bhadram <[email protected]>
Signed-off-by: Linus Walleij <[email protected]>
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 @@
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 @@
}
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 @@
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 @@
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 @@
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 @@
}
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 @@
struct mc33880 *mc;
mc = spi_get_drvdata(spi);
- if (mc == NULL)
+ if (!mc)
return -ENODEV;
gpiochip_remove(&mc->chip);
