From a19f0601feb598aa55a644a7b9f32232fea9a51f Mon Sep 17 00:00:00 2001
From: Viktor Szakats <commit@vsz.me>
Date: Sat, 16 Jul 2022 14:10:39 +0000
Subject: doh: use https protocol by default

The only allowed protocol is https, so it makes sense to use that
by default if not passed explicitly by the user.

Reported-by: MasterInQuestion on github
Reviewed-by: Jay Satiro
Fixes #9163
Closes #9165
---
 lib/doh.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'lib/doh.c')

diff --git a/lib/doh.c b/lib/doh.c
index a21c94f88..a86e157fc 100644
--- a/lib/doh.c
+++ b/lib/doh.c
@@ -243,6 +243,7 @@ static CURLcode dohprobe(struct Curl_easy *data,
        the gcc typecheck helpers */
     struct dynbuf *resp = &p->serverdoh;
     ERROR_CHECK_SETOPT(CURLOPT_URL, url);
+    ERROR_CHECK_SETOPT(CURLOPT_DEFAULT_PROTOCOL, "https");
     ERROR_CHECK_SETOPT(CURLOPT_WRITEFUNCTION, doh_write_cb);
     ERROR_CHECK_SETOPT(CURLOPT_WRITEDATA, resp);
     ERROR_CHECK_SETOPT(CURLOPT_POSTFIELDS, p->dohbuffer);
-- 
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