don't crash on <internal>

diff --git a/src/main/cf_util.c b/src/main/cf_util.c
index c0f1adc38fc217159f7e90a5469355648d5a03a9..601a989879071b39b90bf9f7c5417a4916f58594 100644 (file)
--- a/src/main/cf_util.c
+++ b/src/main/cf_util.c
@@ -1588,7 +1588,7 @@ void _cf_log_err(CONF_ITEM const *ci, char const *fmt, ...)
        msg = talloc_vasprintf(NULL, fmt, ap);
        va_end(ap);
 
-       if (!ci || !ci->filename) {
+       if (!ci || !ci->filename || !*ci->filename || (*ci->filename == '<')) {
                ERROR("%s", msg);
        } else {
                char const *e, *p;