diff --git a/src/osal/osal.h b/src/osal/osal.h
index 6846b5757..55e3e077c 100644
--- a/src/osal/osal.h
+++ b/src/osal/osal.h
@@ -83,7 +83,7 @@ typedef void (*osal_task_func_t)( void * );
    *    osal_semaphore_def_t, osal_semaphore_t
    *    osal_semaphore_t osal_semaphore_create(osal_semaphore_def_t* semdef)
    *    bool osal_semaphore_post(osal_semaphore_t sem_hdl, bool in_isr)
-   *    void osal_semaphore_wait(osal_semaphore_t sem_hdl, uint32_t msec, uint32_t *p_error)
+ *    bool osal_semaphore_wait(osal_semaphore_t sem_hdl, uint32_t msec)
    *    void osal_semaphore_reset(osal_semaphore_t const sem_hdl)
    *
    * Mutex
diff --git a/src/osal/osal_freertos.h b/src/osal/osal_freertos.h
index 458e54b5c..acec4a95d 100644
--- a/src/osal/osal_freertos.h
+++ b/src/osal/osal_freertos.h
@@ -107,10 +107,10 @@ static inline bool osal_semaphore_post(osal_semaphore_t sem_hdl, bool in_isr)
   return in_isr ?  xSemaphoreGiveFromISR(sem_hdl, NULL) : xSemaphoreGive(sem_hdl);
 }
 
-static inline tusb_error_t osal_semaphore_wait(osal_semaphore_t sem_hdl, uint32_t msec)
+static inline bool osal_semaphore_wait (osal_semaphore_t sem_hdl, uint32_t msec)
 {
   uint32_t const ticks = (msec == OSAL_TIMEOUT_WAIT_FOREVER) ? portMAX_DELAY : pdMS_TO_TICKS(msec);
-  return (xSemaphoreTake(sem_hdl, ticks) ? TUSB_ERROR_NONE : TUSB_ERROR_OSAL_TIMEOUT);
+  return xSemaphoreTake(sem_hdl, ticks);
 }
 
 static inline void osal_semaphore_reset(osal_semaphore_t const sem_hdl)
diff --git a/src/osal/osal_none.h b/src/osal/osal_none.h
index 61ed0d45e..4da5cffc8 100644
--- a/src/osal/osal_none.h
+++ b/src/osal/osal_none.h
@@ -96,15 +96,15 @@ static inline void osal_semaphore_reset(osal_semaphore_t sem_hdl)
   sem_hdl->count = 0;
 }
 
-static inline tusb_error_t osal_semaphore_wait(osal_semaphore_t sem_hdl, uint32_t msec)
+// TODO blocking for now
+static inline bool osal_semaphore_wait (osal_semaphore_t sem_hdl, uint32_t msec)
 {
   (void) msec;
 
-  // TODO blocking for now
   while (sem_hdl->count == 0) { }
   sem_hdl->count--;
 
-  return TUSB_ERROR_NONE;
+  return true;
 }
 
 //--------------------------------------------------------------------+