1 files changed, 4 insertions, 3 deletions
diff --git a/os/hal/src/serial.c b/os/hal/src/serial.c
index 49355ec33..9b5219fca 100644
--- a/os/hal/src/serial.c
+++ b/os/hal/src/serial.c
@@ -43,7 +43,7 @@
 
 /*
  * Interface implementation, the following functions just invoke the equivalent
- * queue-level function or macro.
+ * queue-level function or macro.
  */
 
 static size_t writes(void *ip, const uint8_t *bp, size_t n) {
@@ -97,7 +97,7 @@ static const struct SerialDriverVMT vmt = {
 /*===========================================================================*/
 
 /**
- * @brief Serial Driver initialization.
+ * @brief Serial Driver initialization.
  */
 void sdInit(void) {
 
@@ -212,10 +212,11 @@ void sdIncomingDataI(SerialDriver *sdp, uint8_t b) {
  *                 the interrupt source when this happens).
  */
 msg_t sdRequestDataI(SerialDriver *sdp) {
+  msg_t  b;
 
   chDbgCheck(sdp != NULL, "sdRequestDataI");
 
-  msg_t b = chOQGetI(&sdp->oqueue);
+  b = chOQGetI(&sdp->oqueue);
   if (b < Q_OK)
     chEvtBroadcastI(&sdp->oevent);
   return b;