lib-master: master_login_auth_callback() - Add assert to guard for both errormsg...

diff --git a/src/lib-master/master-login.c b/src/lib-master/master-login.c
index 512db7cf3e042660f21dda4751c27ad621e03204..e25ce35a79a7704866a8823680a77d3e652fcafa 100644 (file)
--- a/src/lib-master/master-login.c
+++ b/src/lib-master/master-login.c
@@ -415,6 +415,8 @@ master_login_auth_callback(const char *const *auth_args, const char *errormsg,
        struct master_auth_reply reply;
        const char *postlogin_socket_path;
 
+       i_assert(errormsg != NULL || auth_args != NULL);
+       
        i_zero(&reply);
        reply.tag = client->auth_req.tag;
        reply.status = errormsg == NULL ? MASTER_AUTH_STATUS_OK :