From 462b18e0d0eeaa7b2557b3813c45d9b30289c46a Mon Sep 17 00:00:00 2001
From: Olof hagsand <olof@hagsand.se>
Date: Thu, 28 Nov 2024 16:44:28 +0100
Subject: [PATCH] string substitute NULL with ""

---
 lib/src/clixon_string.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/src/clixon_string.c b/lib/src/clixon_string.c
index 81976033..bdb09241 100644
--- a/lib/src/clixon_string.c
+++ b/lib/src/clixon_string.c
@@ -1184,7 +1184,7 @@ clixon_str_subst(char *str,
                 if (strcmp(varname, var) != 0)
                     continue;
                 varval = cv_string_get(cv);
-                cprintf(cb, "%s", varval);
+                cprintf(cb, "%s", varval?varval:"");
                 break;
             }
         }