[bsp][stm32f40x] Fix the bug of gpio driver.
@@ -763,7 +763,7 @@ rt_err_t stm32_pin_irq_enable(struct rt_device *device, rt_base_t pin, rt_uint32
}
else if (enabled == PIN_IRQ_DISABLE)
{
- irq = get_pin_irq(index->pin);
+ irq = get_pin_irq(pin);
if (irq == RT_NULL)
{
return -RT_ENOSYS;
