X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Flua.c;h=45b5b189839abc53dc22b9377d4f0b9ef695129b;hb=c4439c9cb3e2348ad7013644731de27a55eca478;hp=d91676c9fd765aa8ebf0c044a30431348906f00a;hpb=839dbf244f96d08c02d18e1fc64264b1740e6fc6;p=collectd.git

diff --git a/src/lua.c b/src/lua.c
index d91676c9..45b5b189 100644
--- a/src/lua.c
+++ b/src/lua.c
@@ -48,7 +48,7 @@ typedef struct lua_script_s {
 
 typedef struct {
   lua_State *lua_state;
-  const char *lua_function_name;
+  char *lua_function_name;
   pthread_mutex_t lock;
   int callback_id;
 } clua_callback_data_t;
@@ -263,6 +263,12 @@ static int lua_cb_dispatch_values(lua_State *L) /* {{{ */
   return 0;
 } /* }}} lua_cb_dispatch_values */
 
+static void lua_cb_free(void *data) {
+  clua_callback_data_t *cb = data;
+  free(cb->lua_function_name);
+  free(cb);
+}
+
 static int lua_cb_register_read(lua_State *L) /* {{{ */
 {
   int nargs = lua_gettop(L);
@@ -294,13 +300,14 @@ static int lua_cb_register_read(lua_State *L) /* {{{ */
   cb->lua_function_name = strdup(function_name);
   pthread_mutex_init(&cb->lock, NULL);
 
-  int status = plugin_register_complex_read(/* group = */ "lua",
-                                            /* name      = */ function_name,
-                                            /* callback  = */ clua_read,
-                                            /* interval  = */ 0,
-                                            &(user_data_t){
-                                                .data = cb,
-                                            });
+  int status =
+      plugin_register_complex_read(/* group = */ "lua",
+                                   /* name      = */ function_name,
+                                   /* callback  = */ clua_read,
+                                   /* interval  = */ 0,
+                                   &(user_data_t){
+                                       .data = cb, .free_func = lua_cb_free,
+                                   });
 
   if (status != 0)
     return luaL_error(L, "%s", "plugin_register_complex_read failed");
@@ -341,7 +348,7 @@ static int lua_cb_register_write(lua_State *L) /* {{{ */
   int status = plugin_register_write(/* name = */ function_name,
                                      /* callback  = */ clua_write,
                                      &(user_data_t){
-                                         .data = cb,
+                                         .data = cb, .free_func = lua_cb_free,
                                      });
 
   if (status != 0)