instantiated reg exp pattern

src/n2n_regex.c

@@ -248,8 +248,9 @@ re_t re_compile(const char* pattern)
   }
   /* 'UNUSED' is a sentinel used to indicate end-of-pattern */
   re_compiled[j].type = UNUSED;
-
-  return (re_t) re_compiled;
+  re_t re_p = (re_t)calloc(1, sizeof(re_compiled));
+  memcpy (re_p, re_compiled, sizeof(re_compiled));
+  return (re_t) re_p;
 }
 
 void re_print(regex_t* pattern)

src/sn_utils.c

@@ -817,7 +817,7 @@ static int process_udp(n2n_sn_t * sss,
 
     HASH_ITER(hh, sss->rules, re, tmp_re) {
       allowed_match = re_matchp(re->rule, cmn.community, &match_length);
-      if(allowed_match != -1)
+      if(allowed_match != -1) // ... && match_len == strlen(cmn.community) --- if only full matches allowed
         break;
     }