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drivers: display: display_rm67162: check ret value of gpio_add_callback

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Check the return value of gpio_add_callback() in the display init
function, to resolve an issue flagged by static analysis.

Fixes #81921

Signed-off-by: Daniel DeGrasse <daniel.degrasse@nxp.com>
This commit is contained in:
Daniel DeGrasse 2024-12-03 16:51:19 -06:00 committed by Benjamin Cabé
parent 4d24120dcf
commit a8182aa942
1 changed files with 5 additions and 1 deletions
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6
drivers/display/display_rm67162.c
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@ -334,7 +334,11 @@ static int rm67162_init(const struct device *dev)
/* Init and install GPIO callback */
gpio_init_callback(&data->te_gpio_cb, rm67162_te_isr_handler,
BIT(config->te_gpio.pin));
gpio_add_callback(config->te_gpio.port, &data->te_gpio_cb);
ret = gpio_add_callback(config->te_gpio.port, &data->te_gpio_cb);
if (ret < 0) {
LOG_ERR("Could not add TE gpio callback");
return ret;
}
/* Setup te pin semaphore */
k_sem_init(&data->te_sem, 0, 1);