Size check was broken and didn't return an alert properly (though would break...

Size check was broken and didn't return an alert properly (though would break later as no data was added).

lib/modules/SSL.pmod/Packet.pike

@@ -36,24 +36,25 @@ protected void create(ProtocolVersion version, void|int extra)
 protected object check_size(string data, int extra)
 {
   if (sizeof(data) > (PACKET_MAX_SIZE + extra))
-    return Alert(ALERT_fatal, ALERT_unexpected_message, version);
+    return Alert(ALERT_fatal, ALERT_record_overflow, version);
   marginal_size = extra;
   fragment = data;
+  return 0;
 }
 
 object set_plaintext(string data)
 {
-  check_size(data, 0);
+  return check_size(data, 0);
 }
 
 object set_compressed(string data)
 {
-  check_size(data, 1024);
+  return check_size(data, 1024);
 }
 
 object set_encrypted(string data)
 {
-  check_size(data, 2048);
+  return check_size(data, 2048);
 }
 
 //! Receive data read from the network.