mciwave: Fix bad free in MCI_SendCommandAsync (Coverity).

dlls/mciwave/mciwave.c

@@ -124,7 +124,7 @@ static	DWORD MCI_SendCommandAsync(UINT wDevID, async_cmd cmd, DWORD_PTR dwParam1
 	WARN("Couldn't allocate thread for async command handling, sending synchronously\n");
         if (handles[1]) CloseHandle(handles[1]);
         sca->evt = NULL;
-	return MCI_SCAStarter(&sca);
+        return MCI_SCAStarter(sca);
     }
 
     SetThreadPriority(handles[0], THREAD_PRIORITY_TIME_CRITICAL);