diff -u -r linux/fs/reiserfs/super.c linux-patched/fs/reiserfs/super.c
--- linux/fs/reiserfs/super.c   Mon Jan 28 18:10:37 2002
+++ linux-patched/fs/reiserfs/super.c   Mon Jan 28 18:05:20 2002
@@ -1066,6 +1066,7 @@
           /* and -o conv is given */
           reiserfs_warning ("reiserfs: converting 3.5 filesystem to the 3.6 format\n") ;

+           if (is_reiserfs_3_5 (rs))
             /* put magic string of 3.6 format. 2.2 will not be able to
                mount this filesystem anymore */
             memcpy (rs->s_v1.s_magic, reiserfs_3_6_magic_string,