[Minor] Allow session-less lua dns requests

diff --git a/src/lua/lua_dns.c b/src/lua/lua_dns.c
index 6dab3c285cd1b8520e6c986d99b81c84bfd870ac..591147417c9c4bd82f79ff603ffc4253bf89a35b 100644 (file)
--- a/src/lua/lua_dns.c
+++ b/src/lua/lua_dns.c
@@ -324,7 +324,7 @@ lua_dns_resolver_resolve_common (lua_State *L,
                session = task->s;
        }
 
-       if (pool != NULL && session != NULL && to_resolve != NULL && cbref != -1) {
+       if (pool != NULL && to_resolve != NULL && cbref != -1) {
                cbdata = rspamd_mempool_alloc0 (pool, sizeof (struct lua_dns_cbdata));
                cbdata->L = L;
                cbdata->resolver = resolver;