powerdns plugin: Fix memory leak.

While at it, replace the powerdns_config_add_string() function.

diff --git a/src/powerdns.c b/src/powerdns.c
index 11974aa..c8e72cb 100644 (file)
--- a/src/powerdns.c
+++ b/src/powerdns.c
@@ -722,25 +722,6 @@ static int powerdns_read_recursor (list_item_t *item) /* {{{ */
   return (0);
 } /* }}} int powerdns_read_recursor */
 
-static int powerdns_config_add_string (const char *name, /* {{{ */
-    char **dest,
-    oconfig_item_t *ci)
-{
-  if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_STRING))
-  {
-    WARNING ("powerdns plugin: `%s' needs exactly one string argument.",
-       name);
-    return (-1);
-  }
-
-  sfree (*dest);
-  *dest = strdup (ci->values[0].value.string);
-  if (*dest == NULL)
-    return (-1);
-
-  return (0);
-} /* }}} int powerdns_config_add_string */
-
 static int powerdns_config_add_collect (list_item_t *li, /* {{{ */
     oconfig_item_t *ci)
 {
@@ -851,7 +832,7 @@ static int powerdns_config_add_server (oconfig_item_t *ci) /* {{{ */
     if (strcasecmp ("Collect", option->key) == 0)
       status = powerdns_config_add_collect (item, option);
     else if (strcasecmp ("Socket", option->key) == 0)
-      status = powerdns_config_add_string ("Socket", &socket_temp, option);
+      status = cf_util_get_string (option, &socket_temp);
     else
     {
       ERROR ("powerdns plugin: Option `%s' not allowed here.", option->key);
@@ -891,12 +872,14 @@ static int powerdns_config_add_server (oconfig_item_t *ci) /* {{{ */
 
   if (status != 0)
   {
+    sfree (socket_temp);
     sfree (item);
     return (-1);
   }
 
   DEBUG ("powerdns plugin: Add server: instance = %s;", item->instance);
 
+  sfree (socket_temp);
   return (0);
 } /* }}} int powerdns_config_add_server */