From 8695369dc5e0d6f2ff750ce00127f0b1c4eb6939 Mon Sep 17 00:00:00 2001
From: Andrew Eikum <aeikum@codeweavers.com>
Date: Fri, 17 Jan 2014 14:45:43 -0600
Subject: [PATCH] winmm: Clean up ACM stream after query.

---
 dlls/winmm/waveform.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/dlls/winmm/waveform.c b/dlls/winmm/waveform.c
index 01a54b4e39a..6b259ffaf08 100644
--- a/dlls/winmm/waveform.c
+++ b/dlls/winmm/waveform.c
@@ -915,8 +915,11 @@ static MMRESULT WINMM_TryDeviceMapping(WINMM_Device *device, WAVEFORMATEX *fmt,
         return mr;
 
     /* yes it can. initialize the audioclient and return success */
-    if(is_query)
+    if(is_query){
+        acmStreamClose(device->acm_handle, 0);
+        device->acm_handle = NULL;
         return MMSYSERR_NOERROR;
+    }
 
     hr = IAudioClient_Initialize(device->client, AUDCLNT_SHAREMODE_SHARED,
             AUDCLNT_STREAMFLAGS_EVENTCALLBACK | AUDCLNT_STREAMFLAGS_NOPERSIST,