Memory Leak in KSDK DSPI Master Peripheral Driver Workaround

 /* Init the interrupt sync object.
  * ==> Memory Leak in FreeRTOS abstraction, new counting Semaphore is created
  * for each function call, old semaphores don't get deleted.
  * Simple Fix: only create Semaphore if it doesn't exist yet */
    if(!dspiState->irqSync) {
        OSA_SemaCreate(&dspiState->irqSync, 0);
    } else {
        /* Make sure that the value of Semaphore is 0 before beginning the transfer */
        osa_status_t status;
        do {
            status = OSA_SemaWait(&dspiState->irqSync, 0);
        } while(status == kStatus_OSA_Success);
    }