--- a/kerneltest/f32test/filesystem/fat/t_checkdisk.cpp	Thu Aug 12 11:55:14 2010 +0100
+++ b/kerneltest/f32test/filesystem/fat/t_checkdisk.cpp	Thu Aug 12 12:51:24 2010 +0100
@@ -562,7 +562,7 @@
 	TInt r = TheFs.Volume(volInfo, gDrive);
 	test_KErrNone(r);
 
-	gMediaSize = volInfo.iSize;
+	gMediaSize = volInfo.iFree;
 	gSmallFileSize = KBlockSize;
 	gBigFileSize = KBlockSize*20;
 	while(((2*gBigFileSize)+KOneMeg) > gMediaSize )