lib-dict-backend: dict-ldap - Ensure username is not null on priv lookups

diff --git a/src/lib-dict-backend/dict-ldap.c b/src/lib-dict-backend/dict-ldap.c
index f65cbb321fa90b0b4ff5e47e0d0018957c998780..7868b0c3acdc32ba8943b4e2eaa44eaf611c8927 100644 (file)
--- a/src/lib-dict-backend/dict-ldap.c
+++ b/src/lib-dict-backend/dict-ldap.c
@@ -204,6 +204,7 @@ ldap_dict_build_query(const struct dict_op_settings *set,
 
        t_array_init(&exp, 8);
        if (priv) {
+               i_assert(set->username != NULL);
                entry.key = '\0';
                entry.value = ldap_escape(set->username);
                entry.long_key = "username";