diff -up tftp-hpa-0.49/tftpd/remap.c.zero tftp-hpa-0.49/tftpd/remap.c

--- tftp-hpa-0.49/tftpd/remap.c.zero	2008-10-20 18:08:31.000000000 -0400

+++ tftp-hpa-0.49/tftpd/remap.c	2008-11-25 11:41:09.000000000 -0500

@@ -286,6 +286,7 @@ struct rule *parserulefile(FILE * f)

     int lineno = 0;

     int err = 0;

+    memset(this_rule, '\0', sizeof(struct rule));

     while (lineno++, fgets(line, MAXLINE, f)) {

         rv = parseline(line, this_rule, lineno);

         if (rv < 0)

@@ -294,6 +295,7 @@ struct rule *parserulefile(FILE * f)

             *last_rule = this_rule;

             last_rule = &this_rule->next;

             this_rule = tfmalloc(sizeof(struct rule));

+            memset(this_rule, '\0', sizeof(struct rule));

         }

     }