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zephyr/machine_uart: Ignore return value of uart_irq_update.

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For uart_irq_update() the allowed return values
are a negative errno or 1. 0 is not allowd.
Therefore ignore the return value.
Also the return type might soon be changed to void.

Signed-off-by: Fin Maaß <f.maass@vogl-electronic.com>
This commit is contained in:
Fin Maaß
2026-03-17 11:52:44 +01:00
committed by Damien George
parent 8abca6bacb
commit c16a484796
1 changed files with 1 additions and 1 deletions
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ports/zephyr/machine_uart.c
+1 -1
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@@ -265,7 +265,7 @@ static mp_uint_t mp_machine_uart_ioctl(mp_obj_t self_in, mp_uint_t request, uint
static void uart_interrupt_handler(const struct device *dev, void *user_data) {
machine_uart_obj_t *self = (machine_uart_obj_t *)user_data;
while (uart_irq_update(dev) && uart_irq_is_pending(dev)) {
while (uart_irq_update(dev), uart_irq_is_pending(dev)) {
if (uart_irq_rx_ready(dev)) {
uint8_t _rx_buffer[32];
size_t _free_space = MIN(ringbuf_free(&self->rx_ringbuffer), sizeof(_rx_buffer));