From ec4b219da8545ab934e07074f4811fe0cac5ec65 Mon Sep 17 00:00:00 2001
From: Emmanuel Vasilakis <mrzammler@mm.st>
Date: Tue, 13 Jun 2023 13:02:58 +0300
Subject: [PATCH] Do strdupz on empty string (#15183)

---
 streaming/sender.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/streaming/sender.c b/streaming/sender.c
index bcdc4f373d..c74c9b407c 100644
--- a/streaming/sender.c
+++ b/streaming/sender.c
@@ -344,11 +344,11 @@ static inline void rrdpush_sender_thread_close_socket(RRDHOST *host) {
 
 void rrdpush_encode_variable(stream_encoded_t *se, RRDHOST *host)
 {
-    se->os_name = (host->system_info->host_os_name)?url_encode(host->system_info->host_os_name):"";
-    se->os_id = (host->system_info->host_os_id)?url_encode(host->system_info->host_os_id):"";
-    se->os_version = (host->system_info->host_os_version)?url_encode(host->system_info->host_os_version):"";
-    se->kernel_name = (host->system_info->kernel_name)?url_encode(host->system_info->kernel_name):"";
-    se->kernel_version = (host->system_info->kernel_version)?url_encode(host->system_info->kernel_version):"";
+    se->os_name = (host->system_info->host_os_name)?url_encode(host->system_info->host_os_name):strdupz("");
+    se->os_id = (host->system_info->host_os_id)?url_encode(host->system_info->host_os_id):strdupz("");
+    se->os_version = (host->system_info->host_os_version)?url_encode(host->system_info->host_os_version):strdupz("");
+    se->kernel_name = (host->system_info->kernel_name)?url_encode(host->system_info->kernel_name):strdupz("");
+    se->kernel_version = (host->system_info->kernel_version)?url_encode(host->system_info->kernel_version):strdupz("");
 }
 
 void rrdpush_clean_encoded(stream_encoded_t *se)