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fix gpio set EINT fail when set the same edge trigger type second time via gpio sysfs

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August 2024-07-02 12:10:12 +08:00
parent 15c7800c4d
commit 7e3947090f
1 changed files with 2 additions and 0 deletions
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2
drivers/gpio/gpiolib-sysfs.c
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@ -279,10 +279,12 @@ static ssize_t edge_store(struct device *dev,
mutex_lock(&data->mutex);
#if !defined(CONFIG_BOARD_BANANAPI_M4ZERO) && !defined(CONFIG_BOARD_BANANAPI_M4ZERO)
if (flags == data->irq_flags) {
status = size;
goto out_unlock;
}
#endif
if (data->irq_flags)
gpio_sysfs_free_irq(dev);