From 4cd0a6040a0992030af6aaa439928d525c860aa2 Mon Sep 17 00:00:00 2001
From: Michal Vasko <mvasko@cesnet.cz>
Date: Mon, 31 May 2021 11:11:58 +0200
Subject: [PATCH] data tree BUGFIX always use dynamic value

Fixes #1598
---
 src/tree_data.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/tree_data.c b/src/tree_data.c
index c864d7b50..c7b7e537b 100644
--- a/src/tree_data.c
+++ b/src/tree_data.c
@@ -824,7 +824,7 @@ lyd_create_opaq(const struct ly_ctx *ctx, const char *name, size_t name_len, con
 
     assert(ctx && name && name_len && format);
 
-    if (!value_len) {
+    if (!value_len && (!dynamic || !*dynamic)) {
         value = "";
     }