[PATCH 7/7] gpio: mockup: readability tweaks

From: Bartosz Golaszewski
Date: Wed Jan 25 2017 - 10:34:50 EST


Add some newlines and use a temporary pointer in mockup_gpio_add().

Signed-off-by: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
---
drivers/gpio/gpio-mockup.c | 38 ++++++++++++++++++++------------------
1 file changed, 20 insertions(+), 18 deletions(-)

diff --git a/drivers/gpio/gpio-mockup.c b/drivers/gpio/gpio-mockup.c
index dabf3ec..4289bbd 100644
--- a/drivers/gpio/gpio-mockup.c
+++ b/drivers/gpio/gpio-mockup.c
@@ -78,6 +78,7 @@ static int mockup_gpio_dirout(struct gpio_chip *gc, unsigned int offset,

mockup_gpio_set(gc, offset, value);
cntr->stats[offset].dir = OUT;
+
return 0;
}

@@ -86,6 +87,7 @@ static int mockup_gpio_dirin(struct gpio_chip *gc, unsigned int offset)
struct mockup_gpio_controller *cntr = gpiochip_get_data(gc);

cntr->stats[offset].dir = IN;
+
return 0;
}

@@ -174,21 +176,22 @@ static int mockup_gpio_add(struct device *dev,
struct mockup_gpio_controller *cntr,
const char *name, int base, int ngpio)
{
+ struct gpio_chip *gc = &cntr->gc;
char **names;
int ret, i;

- cntr->gc.base = base;
- cntr->gc.ngpio = ngpio;
- cntr->gc.label = name;
- cntr->gc.owner = THIS_MODULE;
- cntr->gc.parent = dev;
- cntr->gc.get = mockup_gpio_get;
- cntr->gc.set = mockup_gpio_set;
- cntr->gc.direction_output = mockup_gpio_dirout;
- cntr->gc.direction_input = mockup_gpio_dirin;
- cntr->gc.get_direction = mockup_gpio_get_direction;
- cntr->gc.mockup = true;
- cntr->stats = devm_kzalloc(dev, sizeof(*cntr->stats) * cntr->gc.ngpio,
+ gc->base = base;
+ gc->ngpio = ngpio;
+ gc->label = name;
+ gc->owner = THIS_MODULE;
+ gc->parent = dev;
+ gc->get = mockup_gpio_get;
+ gc->set = mockup_gpio_set;
+ gc->direction_output = mockup_gpio_dirout;
+ gc->direction_input = mockup_gpio_dirin;
+ gc->get_direction = mockup_gpio_get_direction;
+ gc->mockup = true;
+ cntr->stats = devm_kzalloc(dev, sizeof(*cntr->stats) * gc->ngpio,
GFP_KERNEL);
if (!cntr->stats) {
ret = -ENOMEM;
@@ -197,26 +200,25 @@ static int mockup_gpio_add(struct device *dev,

if (gpio_mockup_named_lines) {
names = devm_kzalloc(dev,
- sizeof(char *) * cntr->gc.ngpio,
- GFP_KERNEL);
+ sizeof(char *) * gc->ngpio, GFP_KERNEL);
if (!names) {
ret = -ENOMEM;
goto err;
}

- for (i = 0; i < cntr->gc.ngpio; i++) {
+ for (i = 0; i < gc->ngpio; i++) {
names[i] = devm_kasprintf(dev, GFP_KERNEL,
- "%s-%d", cntr->gc.label, i);
+ "%s-%d", gc->label, i);
if (!names[i]) {
ret = -ENOMEM;
goto err;
}
}

- cntr->gc.names = (const char *const*)names;
+ gc->names = (const char *const*)names;
}

- ret = devm_gpiochip_add_data(dev, &cntr->gc, cntr);
+ ret = devm_gpiochip_add_data(dev, gc, cntr);
if (ret)
goto err;

--
2.9.3