master: Fixed crash due to recent SSL key password askpass change.

diff --git a/src/master/service-process.c b/src/master/service-process.c
index 203179a52d9e015bf776ecdf88acbbabec425f93..de2a12ecd644cdf9d547d95a473f215cff2ca906 100644 (file)
--- a/src/master/service-process.c
+++ b/src/master/service-process.c
@@ -219,7 +219,7 @@ service_process_setup_environment(struct service *service, unsigned int uid)
        if (!service->set->master_set->version_ignore)
                env_put(MASTER_DOVECOT_VERSION_ENV"="PACKAGE_VERSION);
 
-       if (*ssl_manual_key_password != '\0' && service->have_inet_listeners) {
+       if (ssl_manual_key_password != NULL && service->have_inet_listeners) {
                /* manually given SSL password. give it only to services
                   that have inet listeners. */
                env_put(t_strconcat(MASTER_SSL_KEY_PASSWORD_ENV"=",