X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/3e1f3869c1678fa89c40e9afef06efa2d7f24326..e186907e393939f1b417f0f7ba7406b46c76bece:/LUFA/Drivers/USB/Class/Device/CDCClassDevice.c?ds=inline

diff --git a/LUFA/Drivers/USB/Class/Device/CDCClassDevice.c b/LUFA/Drivers/USB/Class/Device/CDCClassDevice.c
index ff0f9bb55..61f4be9d7 100644
--- a/LUFA/Drivers/USB/Class/Device/CDCClassDevice.c
+++ b/LUFA/Drivers/USB/Class/Device/CDCClassDevice.c
@@ -138,7 +138,10 @@ void CDC_Device_USBTask(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo)
 	  return;
 
 	#if !defined(NO_CLASS_DRIVER_AUTOFLUSH)
-	CDC_Device_Flush(CDCInterfaceInfo);
+	Endpoint_SelectEndpoint(CDCInterfaceInfo->Config.DataINEndpoint.Address);
+	
+	if (Endpoint_IsINReady())
+	  CDC_Device_Flush(CDCInterfaceInfo);
 	#endif
 }