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-rw-r--r--src/lua/lua_map.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/lua/lua_map.c b/src/lua/lua_map.c
index 3e292f4d3..6300216de 100644
--- a/src/lua/lua_map.c
+++ b/src/lua/lua_map.c
@@ -384,9 +384,12 @@ lua_config_add_map (lua_State *L)
g_assert (map_obj != NULL);
- if (type == NULL) {
+ if (type == NULL && cbidx != -1) {
type = "callback";
}
+ else if (type == NULL) {
+ return luaL_error (L, "invalid map type");
+ }
if (strcmp (type, "callback") == 0) {
map = rspamd_mempool_alloc0 (cfg->cfg_pool, sizeof (*map));