X-Git-Url: https://git.reactos.org/?p=reactos.git;a=blobdiff_plain;f=drivers%2Fwdm%2Faudio%2Flegacy%2Fwdmaud%2Fmmixer.c;h=3016d24c67350f8ad6b95cdb83247d9c36a1ec8d;hp=9887d0974a2d08f77940a180b8728ef30d3560ba;hb=c51df789e869379a515d94c66da152c5b26660ff;hpb=d788a52c79f5822cc8a21920de421b77519ebd94

diff --git a/drivers/wdm/audio/legacy/wdmaud/mmixer.c b/drivers/wdm/audio/legacy/wdmaud/mmixer.c
index 9887d0974a2..3016d24c673 100644
--- a/drivers/wdm/audio/legacy/wdmaud/mmixer.c
+++ b/drivers/wdm/audio/legacy/wdmaud/mmixer.c
@@ -480,7 +480,7 @@ WdmAudControlCloseMixer(
     IN  ULONG Index)
 {
     /* Remove event associated to this client */
-    if (MMixerClose(&MixerContext, DeviceInfo->DeviceIndex, ClientInfo, EventCallback))
+    if (MMixerClose(&MixerContext, DeviceInfo->DeviceIndex, ClientInfo, EventCallback) != MM_STATUS_SUCCESS)
     {
         DPRINT1("Failed to close mixer\n");
         return SetIrpIoStatus(Irp, STATUS_UNSUCCESSFUL, sizeof(WDMAUD_DEVICE_INFO));
@@ -497,6 +497,34 @@ WdmAudControlCloseMixer(
     return SetIrpIoStatus(Irp, STATUS_SUCCESS, sizeof(WDMAUD_DEVICE_INFO));
 }
 
+VOID
+WdmAudCloseAllMixers(
+    IN PDEVICE_OBJECT DeviceObject,
+    IN PWDMAUD_CLIENT ClientInfo,
+    IN ULONG Index)
+{
+    ULONG DeviceCount, DeviceIndex;
+
+    /* Get all mixers */
+    DeviceCount = GetSysAudioDeviceCount(DeviceObject);
+
+    /* Close every mixer attached to the device */
+    for (DeviceIndex = 0; DeviceIndex < DeviceCount; DeviceIndex++)
+    {
+        if (MMixerClose(&MixerContext, DeviceIndex, ClientInfo, EventCallback) != MM_STATUS_SUCCESS)
+        {
+            DPRINT1("Failed to close mixer for device %lu\n", DeviceIndex);
+        }
+    }
+    
+    /* Dereference event */
+    if (ClientInfo->hPins[Index].NotifyEvent)
+    {
+        ObDereferenceObject(ClientInfo->hPins[Index].NotifyEvent);
+        ClientInfo->hPins[Index].NotifyEvent = NULL;
+    }
+}
+
 NTSTATUS
 NTAPI
 WdmAudGetControlDetails(