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drivers: gpio: rzt2m: properly handle error from rzt2m_gpio_get_pin_irq

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For the negative errno rzt2m_gpio_get_pin_irq may return to be properly
handled, irq variable needs to use signed type.

Signed-off-by: Benjamin Cabé <benjamin@zephyrproject.org>
This commit is contained in:
Benjamin Cabé 2025-06-19 09:11:07 +02:00 committed by Dan Kalowsky
parent 174dead086
commit 5b0808fa4a
1 changed files with 3 additions and 4 deletions
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7
drivers/gpio/gpio_rzt2m.c
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@ -318,18 +318,17 @@ static int rzt2m_gpio_pin_interrupt_configure(const struct device *dev, gpio_pin
return -ENOTSUP;
}
uint8_t irq = rzt2m_gpio_get_pin_irq(dev, pin);
bool irq_used_by_other = rzt2m_gpio_is_irq_used_by_other_pin(dev, pin, irq);
int irq = rzt2m_gpio_get_pin_irq(dev, pin);
if (irq < 0) {
return -ENOTSUP;
}
/* secure range - currently not supported*/
if (irq >= NS_IRQ_COUNT) {
return -ENOSYS;
}
bool irq_used_by_other = rzt2m_gpio_is_irq_used_by_other_pin(dev, pin, irq);
if (mode == GPIO_INT_MODE_DISABLED) {
rzt2m_gpio_unlock();
WRITE_BIT(*pmc_reg, pin, 0);