diff --git a/src/hostapi/wasapi/pa_win_wasapi.c b/src/hostapi/wasapi/pa_win_wasapi.c
index 3c35816..4c1890f 100644
--- a/src/hostapi/wasapi/pa_win_wasapi.c
+++ b/src/hostapi/wasapi/pa_win_wasapi.c
@@ -4915,13 +4915,13 @@ error:
 // ------------------------------------------------------------------------------------------
 PaError PaWasapi_GetAudioClient(PaStream *pStream, void **pAudioClient, int bOutput)
 {
-	if (pAudioClient == NULL)
-		return paUnanticipatedHostError;
-
-    PaWasapiStream *stream = (PaWasapiStream *)pStream;
+	PaWasapiStream *stream = (PaWasapiStream *)pStream;
 	if (stream == NULL)
 		return paBadStreamPtr;
 
+	if (pAudioClient == NULL)
+		return paUnanticipatedHostError;
+
 	(*pAudioClient) = (bOutput == TRUE ? stream->out.clientParent : stream->in.clientParent);
 
 	return paNoError;