Index: /trunk/src/VBox/Devices/Audio/DrvHostCoreAudio.cpp
===================================================================
--- /trunk/src/VBox/Devices/Audio/DrvHostCoreAudio.cpp	(revision 56645)
+++ /trunk/src/VBox/Devices/Audio/DrvHostCoreAudio.cpp	(revision 56646)
@@ -1544,5 +1544,5 @@
             RTCircBufReleaseWriteBlock(pStreamOut->pBuf, cbToWrite);
 
-            Assert(cbToRead >= cRead);
+            Assert(cbToRead >= cbRead);
             cbToRead -= cbRead;
             cbReadTotal += cbRead;
Index: /trunk/src/VBox/Devices/Audio/DrvHostOSSAudio.cpp
===================================================================
--- /trunk/src/VBox/Devices/Audio/DrvHostOSSAudio.cpp	(revision 56645)
+++ /trunk/src/VBox/Devices/Audio/DrvHostOSSAudio.cpp	(revision 56646)
@@ -875,5 +875,5 @@
             }
 
-            Assert(cbToRead >= cRead);
+            Assert(cbToRead >= cbRead);
             cbToRead -= cbRead;
             cbReadTotal += cbRead;
Index: /trunk/src/VBox/Devices/Audio/DrvHostPulseAudio.cpp
===================================================================
--- /trunk/src/VBox/Devices/Audio/DrvHostPulseAudio.cpp	(revision 56645)
+++ /trunk/src/VBox/Devices/Audio/DrvHostPulseAudio.cpp	(revision 56646)
@@ -883,5 +883,5 @@
             }
 
-            Assert(cbToRead >= cRead);
+            Assert(cbToRead >= cbRead);
             cbToRead    -= cbRead;
             cbReadTotal += cbRead;