dropopts must not free()

CHANGES

@@ -83,6 +83,9 @@ corrections:
 	UDP-LISTEN slept 1s after accepting a connection. This is not required.
 	Thanks to Peter Valdemar Morch for reporting this issue
  
+	fixed a bug that could lead to error or socat crash after a client
+	connection with option retry had been established
+
 	docu mentions option so-bindtodev but correct name is so-bindtodevice. 
 	Thanks to Jim Zimmerman for reporting.
 

xioopts.c

@@ -4153,9 +4153,8 @@ int _xio_openlate(struct single *xfd, struct opt *opts) {
 int dropopts(struct opt *opts, unsigned int phase) {
    struct opt *opt;
 
-   /*!*/
    if (phase == PH_ALL) {
-      free(opts);
+      opts[0].desc = ODESC_END;
       return 0;
    }
    opt = opts; while (opt && opt->desc != ODESC_END) {