From: Daniel Stenberg <daniel@haxx.se>
Date: Mon, 15 Aug 2022 14:36:33 +0000 (+0200)
Subject: Curl_close: call Curl_resolver_cancel to avoid memory-leak
X-Git-Tag: curl-7_85_0~53
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=37dbbbb6c14bcbd696441e15b41cc3d1c74c486c;p=thirdparty%2Fcurl.git

Curl_close: call Curl_resolver_cancel to avoid memory-leak

There might be a pending (c-ares) resolve that isn't free'd up yet.

Closes #9310
---

diff --git a/lib/url.c b/lib/url.c
index 359e20a7cd..44c1d3f375 100644
--- a/lib/url.c
+++ b/lib/url.c
@@ -440,6 +440,7 @@ CURLcode Curl_close(struct Curl_easy **datap)
   Curl_safefree(data->info.wouldredirect);
 
   /* this destroys the channel and we cannot use it anymore after this */
+  Curl_resolver_cancel(data);
   Curl_resolver_cleanup(data->state.async.resolver);
 
   Curl_http2_cleanup_dependencies(data);