ext/json/ext/parser/parser.rl in json_pure-1.0.3 vs ext/json/ext/parser/parser.rl in json_pure-1.0.4

@@ -410,11 +410,11 @@
 {
     char *ptr;
     long len;
     GET_STRUCT;
     source = StringValue(source);
-    ptr = RSTRING(source)->ptr;
-    len = RSTRING(source)->len;
+    ptr = RSTRING_PTR(source);
+    len = RSTRING_LEN(source);
     if (len < 2) {
         rb_raise(eParserError, "A JSON text must at least contain two octets!");
     }
     /*
        Convert these?