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Merge pull request #17007 from dylad/pr/sam0/call_disabled_irq

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cpu/sam0: prevent disabled irq from being called
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benpicco 2021-11-05 23:19:52 +01:00 committed by GitHub
commit cf8ec62b94
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1 changed files with 4 additions and 4 deletions
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8
cpu/sam0_common/periph/gpio.c
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@ -289,8 +289,8 @@ int gpio_init_int(gpio_t pin, gpio_mode_t mode, gpio_flank_t flank,
/* if it's a tamper pin configure wake from Deep Sleep */
_init_rtc_pin(pin, flank);
/* make sure EIC channel is valid */
if (exti == -1) {
/* make sure EIC channel and callback are valid */
if (exti == -1 || cb == NULL) {
return -1;
}
@ -440,8 +440,8 @@ void isr_eic(void)
#endif
{
/* read & clear interrupt flags */
uint32_t state = _EIC->INTFLAG.reg;
state &= (1 << NUMOF_IRQS) - 1;
uint32_t state = _EIC->INTFLAG.reg & _EIC->INTENSET.reg;
state &= EIC_INTFLAG_EXTINT_Msk;
_EIC->INTFLAG.reg = state;
/* execute interrupt callbacks */