--- flow-cidr.c	2005-11-15 13:52:03.000000000 +0000
+++ flow-cidr-fix.c	2005-11-15 13:53:31.000000000 +0000
@@ -75,6 +75,7 @@
   struct ftset ftset;
   int opt; 
   int clientname_exist=0;
+  prefix_t *pref_out;
 
   if (argc <= 1) {
         usage();
@@ -182,9 +183,15 @@
   if (ftio_write_header(&ftio_out) < 0)
     fterr_errx(1, "ftio_write_header(): failed");
 
+  if (opt == 1)
+  {
+	  pref_out=ascii2prefix(AF_INET,ipblock);
+	  pref_out->add.sin.s_addr = ntohl(pref_out->add.sin.s_addr);
+  }
+
   /* actual reading from the flow source */
   while ((rec = ftio_read(&ftio_in))) {
-    prefix_t *pref_out,pref_tmp;
+    prefix_t pref_tmp;
     char* temp_string;
 
     /* Compute the following for a valid address. CIDR. */
@@ -200,8 +207,6 @@
 
       pref_tmp.bitlen = 32;
 
-      pref_out=ascii2prefix(AF_INET,ipblock);
-      pref_out->add.sin.s_addr = ntohl(pref_out->add.sin.s_addr);
       netmask = (0xffffffff ^ ((1 << (32 - pref_out->bitlen)) - 1));
       pref_tmp.add.sin.s_addr &= netmask;
       pref_tmp.bitlen=32;