Index: /trunk/src/VBox/Devices/Audio/DevIchAc97.cpp
===================================================================
--- /trunk/src/VBox/Devices/Audio/DevIchAc97.cpp	(revision 61612)
+++ /trunk/src/VBox/Devices/Audio/DevIchAc97.cpp	(revision 61613)
@@ -1402,5 +1402,5 @@
     if (RT_SUCCESS(rc))
     {
-        cbToProcess = AudioMixerSinkGetReadable(pThis->pSinkOutput);
+        cbToProcess = AudioMixerSinkGetWritable(pThis->pSinkOutput);
         if (cbToProcess)
         {