adc_gpio_i2c/gpio_ftdi
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Add static code analysis with cppcheck

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This commit is contained in:
Thomas Klaehn
2019-07-15 13:52:12 +02:00
parent 707c75131c
commit e5f7de6df1
3 changed files with 28 additions and 3 deletions
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8
src/gpio.c
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@@ -108,12 +108,14 @@ int gpio_read(const struct gpio *gpio, unsigned int *value)
int gpio_write(const struct gpio *gpio, unsigned int value)
{
int res;
unsigned char mask = gpio->ftdi_dev->status_mask;
unsigned char mask;
if(NULL == gpio) {
return EXIT_FAILURE;
}
mask = gpio->ftdi_dev->status_mask;
if(value == 0) {
mask &= ~(unsigned char)(gpio->pin);
}
@@ -135,13 +137,13 @@ int gpio_write(const struct gpio *gpio, unsigned int value)
int gpio_toggle(const struct gpio *gpio)
{
int res;
unsigned char mask = gpio->ftdi_dev->status_mask;
unsigned char mask;
if(NULL == gpio) {
return EXIT_FAILURE;
}
mask ^= (unsigned char)(gpio->pin);
mask = (gpio->ftdi_dev->status_mask) ^ (unsigned char)(gpio->pin);
res = ftdi_write_data(gpio->ftdi_dev->ftdi, &mask, 1);
if(res < 0) {