--- a/src/knocker_conf.c
+++ b/src/knocker_conf.c
@@ -223,6 +223,8 @@
 {
   char *tmpp = malloc (strlen (line));
   char *p = malloc (strlen (line));
+  char *tmpp_orig = tmpp;
+  char *p_orig = p;
 
   /* Check if the option is present in the line */
   tmpp = strstr (line, opt);
@@ -234,7 +236,7 @@
 
   if (!_isblank (*tmpp) || *tmpp != KNOCKER_OPTION_TOKEN)
     {
-      free (tmpp);
+      free (tmpp_orig);
       return 0;
     }
 
@@ -247,8 +249,7 @@
 
   strcpy (value, p);
 
-  /* free(p); this cause knocker to segfault */
-  /* well I have to know why... */
+  free(p_orig);
 
   return 1;
 }