From a75814d9b305009aaa9be3800c3345afd05fb0ec Mon Sep 17 00:00:00 2001
From: Pavel <68122101+red-prig@users.noreply.github.com>
Date: Tue, 26 Dec 2023 11:17:01 +0300
Subject: [PATCH] +

---
 sys/vm/dmem_map.pas | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/sys/vm/dmem_map.pas b/sys/vm/dmem_map.pas
index dc77c398..bf740267 100644
--- a/sys/vm/dmem_map.pas
+++ b/sys/vm/dmem_map.pas
@@ -1234,7 +1234,11 @@ begin
   Exit(EACCES);
  end;
 
- if (mtype=-1) then Exit(0);
+ if (mtype=-1) then
+ begin
+  dmem_map_unlock(map);
+  Exit(0);
+ end;
 
  dmem_map_clip_start(map, entry, start);