addresses #1656

fix bug

git-svn-id: file:///svn/mysql/tokudb-engine/src@11084 c7de825b-a66e-492c-adef-691d508d4ae1

storage/tokudb/hatoku_cmp.cc

@@ -1382,7 +1382,7 @@ int tokudb_cmp_dbt_key(DB *file, const DBT *keya, const DBT *keyb) {
         keyb->data,
         keyb->size,
         (uchar *)file->descriptor.data + 4,
-        *(u_int32_t *)file->descriptor.data,
+        (*(u_int32_t *)file->descriptor.data) - 4,
         false
         );
     return cmp;