[bsp][stm32] remove C99 feature
@@ -44,8 +44,9 @@ static struct stm32_adc stm32_adc_obj[sizeof(adc_config) / sizeof(adc_config[0])
static rt_err_t stm32_adc_enabled(struct rt_adc_device *device, rt_uint32_t channel, rt_bool_t enabled)
{
+ ADC_HandleTypeDef *stm32_adc_handler;
RT_ASSERT(device != RT_NULL);
- ADC_HandleTypeDef *stm32_adc_handler = device->parent.user_data;
+ stm32_adc_handler = device->parent.user_data;
if (enabled)
{
@@ -140,11 +141,12 @@ static rt_uint32_t stm32_adc_get_channel(rt_uint32_t channel)
static rt_err_t stm32_get_adc_value(struct rt_adc_device *device, rt_uint32_t channel, rt_uint32_t *value)
{
ADC_ChannelConfTypeDef ADC_ChanConf;
+ ADC_HandleTypeDef *stm32_adc_handler;
RT_ASSERT(device != RT_NULL);
RT_ASSERT(value != RT_NULL);
- ADC_HandleTypeDef *stm32_adc_handler = device->parent.user_data;
+ stm32_adc_handler = device->parent.user_data;
rt_memset(&ADC_ChanConf, 0, sizeof(ADC_ChanConf));
