Audio Device Class driver changed to also require the index of the Audio Control...

[pub/USBasp.git] / LUFA / Drivers / USB / Class / Device / AudioClassDevice.c

diff --git a/LUFA/Drivers/USB/Class/Device/AudioClassDevice.c b/LUFA/Drivers/USB/Class/Device/AudioClassDevice.c
index 1e91a61..4f3cfd6 100644 (file)
--- a/LUFA/Drivers/USB/Class/Device/AudioClassDevice.c
+++ b/LUFA/Drivers/USB/Class/Device/AudioClassDevice.c
@@ -44,7 +44,11 @@ void Audio_Device_ProcessControlRequest(USB_ClassInfo_Audio_Device_t* const Audi
 
        if ((USB_ControlRequest.bmRequestType & CONTROL_REQTYPE_RECIPIENT) == REQREC_INTERFACE)
        {
-               if ((USB_ControlRequest.wIndex & 0xFF) != AudioInterfaceInfo->Config.StreamingInterfaceNumber)
+               uint8_t InterfaceIndex = (USB_ControlRequest.wIndex & 0xFF);
+       
+               if ((InterfaceIndex != AudioInterfaceInfo->Config.ControlInterfaceNumber) &&
+                   (InterfaceIndex != AudioInterfaceInfo->Config.StreamingInterfaceNumber))
+               
                  return;
        }
        else if ((USB_ControlRequest.bmRequestType & CONTROL_REQTYPE_RECIPIENT) == REQREC_ENDPOINT)