[PATCH] Fix a use after free

[Ondřej Lysoněk]

Hi,

the following patch fixes a potential use after free in getopt.c,
recently introduced by mistake it seems. 'opt' is assigned to
'spamc_optarg' so that it can be used later, so it can't possibly
be freed here.

This applies both to trunk and 3.4.

Index: spamc/getopt.c
===================================================================
--- spamc/getopt.c      (revision 1841353)
+++ spamc/getopt.c      (working copy)
@@ -274,7 +274,6 @@
             } else if(longopts[i].has_arg == optional_argument) {
                if(((spamc_optind < argc) && (argv[spamc_optind]) && 
(argv[spamc_optind][0] != '-')) ||
                      (opt != NULL)) {
-                 free(opt);
                   if(opt != NULL) {
                      spamc_optarg = opt;
                   } else {
===================================================================

Kind regards
Ondřej Lysoněk