[HAL][TIM] Update interrupt flag is cleared when the update event is generated by software

Src/stm32l4xx_hal_tim.c

@@ -6970,6 +6970,13 @@ void TIM_Base_SetConfig(TIM_TypeDef *TIMx, const TIM_Base_InitTypeDef *Structure
   /* Generate an update event to reload the Prescaler
      and the repetition counter (only for advanced timer) value immediately */
   TIMx->EGR = TIM_EGR_UG;
+
+  /* Check if the update flag is set after the Update Generation, if so clear the UIF flag */
+  if (HAL_IS_BIT_SET(TIMx->SR, TIM_FLAG_UPDATE))
+  {
+    /* Clear the update flag */
+    CLEAR_BIT(TIMx->SR, TIM_FLAG_UPDATE);
+  }
 }
 
 /**