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drivers: rtc: stm32: check for NULL pointer

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Check for NULL rtc_time pointer in get_time() function.

Signed-off-by: Abderrahmane Jarmouni <abderrahmane.jarmouni-ext@st.com>
This commit is contained in:
Abderrahmane Jarmouni 2024-05-06 09:32:52 +02:00 • committed by Alberto Escolar
commit 0398b2a3d9
1 changed files with 7 additions and 2 deletions
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9
drivers/rtc/rtc_ll_stm32.c
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@ -253,7 +253,12 @@ static int rtc_stm32_get_time(const struct device *dev, struct rtc_time *timeptr
#if HW_SUBSECOND_SUPPORT #if HW_SUBSECOND_SUPPORT
const struct rtc_stm32_config *cfg = dev->config; const struct rtc_stm32_config *cfg = dev->config;
uint32_t rtc_subsecond; uint32_t rtc_subsecond;
#endif #endif /* HW_SUBSECOND_SUPPORT */
if (timeptr == NULL) {
LOG_ERR("NULL rtc_time pointer");
return -EINVAL;
}
int err = k_mutex_lock(&data->lock, K_NO_WAIT); int err = k_mutex_lock(&data->lock, K_NO_WAIT);
@ -282,7 +287,7 @@ static int rtc_stm32_get_time(const struct device *dev, struct rtc_time *timeptr
rtc_time = LL_RTC_TIME_Get(RTC); rtc_time = LL_RTC_TIME_Get(RTC);
#if HW_SUBSECOND_SUPPORT #if HW_SUBSECOND_SUPPORT
rtc_subsecond = LL_RTC_TIME_GetSubSecond(RTC); rtc_subsecond = LL_RTC_TIME_GetSubSecond(RTC);
#endif #endif /* HW_SUBSECOND_SUPPORT */
} while (rtc_time != LL_RTC_TIME_Get(RTC)); } while (rtc_time != LL_RTC_TIME_Get(RTC));
} while (rtc_date != LL_RTC_DATE_Get(RTC)); } while (rtc_date != LL_RTC_DATE_Get(RTC));