+ Bug when mounting a non-existing mount point. The error code returned is
+ ENODEV.
+
+ Bug when trying to use yaffs_access on an existing file with mode 255
+ the error returned is EACCES it should be EINVAL(note there is no quick test file yet).
+
+ Bug when trying to access a non-existing directory the error ENOENT is
+ returned. It should be ENOTDIR.
+
+ Bug when trying to truncate a file in a non-existing directory. The error
+ returned is ENOENT it should be ENOTDIR.
+
+ Bug truncating a file to a size of -1 does not cause an error.
+
+
+Current WARNINGS
+ WARNING- If yaffs is unmounted then most of yaffs' functions return ENODIR.
+ some function return EBADF instead.
+
+ WARNING- When mounting a non-existing mount point the error ENODEV is returned.
+ The quick tests have been altered to accommodate this error code.
+ With standard access function in linux the error returned is ENOENT.