From c2f6d28910f6cb5725305fc3104e33400fc8a3fb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Javier=20Jaramago=20Fern=C3=A1ndez?=
 <jaramago.fernandez.javier@gmail.com>
Date: Fri, 13 May 2022 16:58:49 +0200
Subject: [PATCH] Fix POST processing of final keys without values

'MHD_destroy_post_processor' should be called before the request
callback for ensuring the processing of final keys without terminated
values.
---
 src/webserver.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/webserver.cpp b/src/webserver.cpp
index b345c53e..655d2ae4 100644
--- a/src/webserver.cpp
+++ b/src/webserver.cpp
@@ -662,6 +662,11 @@ MHD_Result webserver::finalize_answer(MHD_Connection* connection, struct details
     if (found) {
         try {
             if (hrm->is_allowed(method)) {
+                if (mr->pp != NULL) {
+                    MHD_destroy_post_processor(mr->pp);
+                    mr->pp = NULL;
+                }
+
                 mr->dhrs = ((hrm)->*(mr->callback))(*mr->dhr);  // copy in memory (move in case)
                 if (mr->dhrs.get() == nullptr || mr->dhrs->get_response_code() == -1) {
                     mr->dhrs = internal_error_page(mr);