From fc5c9ed2535b24c5682c8e37cb7881d48dd3a0e0 Mon Sep 17 00:00:00 2001
From: Hermes Zhang <chenhuiz@axis.com>
Date: Mon, 16 Dec 2024 12:55:57 +0800
Subject: [PATCH] tool_getparam: fix memory leak on error in parse_ech

- Free tmpcfg memory before returning an error code if aprintf failed.

Closes https://github.com/curl/curl/pull/15753
---
 src/tool_getparam.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/tool_getparam.c b/src/tool_getparam.c
index 0a41ea79b7..9fb729086b 100644
--- a/src/tool_getparam.c
+++ b/src/tool_getparam.c
@@ -1169,9 +1169,9 @@ static ParameterError parse_ech(struct GlobalConfig *global,
       if(err)
         return err;
       config->ech_config = aprintf("ecl:%s",tmpcfg);
+      free(tmpcfg);
       if(!config->ech_config)
         return PARAM_NO_MEM;
-      free(tmpcfg);
     } /* file done */
   }
   else {