From 9d104f566fd48fe19a833a0552f605ede82d0b20 Mon Sep 17 00:00:00 2001
From: Viktor Szakats <commit@vsz.me>
Date: Sun, 15 Mar 2026 17:31:35 +0100
Subject: [PATCH] ldap: drop duplicate `ldap_set_option()` on Windows

Already set after `ldap_sslinit()`/`ldap_init()` and before
`ldap_ssl`-specific initialization.

Follow-up to 39d1976b7f709a516e3243338ebc0443bdd8d56d #19830
Follow-up to b41e65a8e3ed8fdafb535328997bedc925f21e37
Follow-up to b91421b10764c4b7450ea29d305cc65c3f828dd1

Closes #20930
---
 lib/ldap.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/lib/ldap.c b/lib/ldap.c
index 83f1004810..09eb47c81b 100644
--- a/lib/ldap.c
+++ b/lib/ldap.c
@@ -387,7 +387,6 @@ static CURLcode ldap_do(struct Curl_easy *data, bool *done)
   }
 
 #ifdef USE_WIN32_LDAP
-  ldap_set_option(server, LDAP_OPT_PROTOCOL_VERSION, &ldap_proto);
   rc = ldap_win_bind(data, server, user, passwd);
 #else
   rc = ldap_simple_bind_s(server, user, passwd);