dsound: Avoid comparing BOOL variables with TRUE (PVS-Studio).

dlls/dsound/dsound_main.c

@@ -528,7 +528,7 @@ HRESULT enumerate_mmdevices(EDataFlow flow, GUID *guids,
 
     release_mmdevenum(devenum, init_hr);
 
-    return (keep_going == TRUE) ? S_OK : S_FALSE;
+    return keep_going ? S_OK : S_FALSE;
 }
 
 /***************************************************************************

dlls/dsound/mixer.c

@@ -841,7 +841,7 @@ static void DSOUND_PerformMix(DirectSoundDevice *device)
 		}
 
 		/* if device was stopping, its for sure stopped when all buffers have stopped */
-		else if((all_stopped == TRUE) && (device->state == STATE_STOPPING)){
+		else if (all_stopped && (device->state == STATE_STOPPING)) {
 			TRACE("All buffers have stopped. Stopping primary buffer\n");
 			device->state = STATE_STOPPED;