From 0eed8b73309fbfb113002f4da8a6d92acff4871f Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Sat, 29 Nov 2025 23:44:23 +0100
Subject: [PATCH] tool_operatate: return error for OOM in append2query

Closes #19763
---
 src/tool_operate.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/tool_operate.c b/src/tool_operate.c
index 968dc864f9..71d29af8d8 100644
--- a/src/tool_operate.c
+++ b/src/tool_operate.c
@@ -848,6 +848,8 @@ static CURLcode append2query(struct OperationConfig *config,
     }
     curl_url_cleanup(uh);
   }
+  else
+    result = CURLE_OUT_OF_MEMORY;
   return result;
 }