1 files changed, 4 insertions, 1 deletions
diff --git a/os/hal/src/hal_uart.c b/os/hal/src/hal_uart.c
index 8db39deb9..72d6221dd 100644
--- a/os/hal/src/hal_uart.c
+++ b/os/hal/src/hal_uart.c
@@ -120,13 +120,16 @@ void uartStop(UARTDriver *uartp) {
   osalDbgCheck(uartp != NULL);
 
   osalSysLock();
+
   osalDbgAssert((uartp->state == UART_STOP) || (uartp->state == UART_READY),
                 "invalid state");
 
   uart_lld_stop(uartp);
-  uartp->state = UART_STOP;
+  uartp->config  = NULL;
+  uartp->state   = UART_STOP;
   uartp->txstate = UART_TX_IDLE;
   uartp->rxstate = UART_RX_IDLE;
+
   osalSysUnlock();
 }