 diff --git NuttX/nuttx/arch/arm/src/stm32/stm32_serial.c NuttX/nuttx/arch/arm/src/stm32/stm32_serial.c
-index 644c810..80bb69a 100644
+index 644c810..aef3fe1 100644
 --- NuttX/nuttx/arch/arm/src/stm32/stm32_serial.c
 +++ NuttX/nuttx/arch/arm/src/stm32/stm32_serial.c
 @@ -208,7 +208,7 @@

  *         the end of the structure.
  *
  *    pmstate - Identifies the new PM state
@@ -2791,6 +2679,7 @@ static void up_pm_notify(struct pm_callback_s *cb, int domain,
  *              return non-zero values when reverting back to higher power
  *              consumption modes!
  *

     }
 }
 #endif
@@ -2707,7 +2597,7 @@ static void up_dma_rxcallback(DMA_HANDLE handle, uint8_t status, void *arg)
  * Input Parameters:
  *
  *    cb - Returned to the driver. The driver version of the callback
