From 7626bcfddeec5591beae62dda91b1cc3f20c0fc2 Mon Sep 17 00:00:00 2001
From: Howard Chu <hyc@openldap.org>
Date: Wed, 26 Jul 2017 21:37:40 +0100
Subject: [PATCH] mdbx: backport - ITS#8699 more for cursor_del ITS#8622.

Set C_DEL flag on reinit'd subcursor

Change-Id: I8ad1c10afd481f61b8e521d02c4d2de3be5089d7
---
 src/mdbx.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/mdbx.c b/src/mdbx.c
index c10c6f28..83cbc55d 100644
--- a/src/mdbx.c
+++ b/src/mdbx.c
@@ -8642,8 +8642,10 @@ static int mdbx_cursor_del0(MDBX_cursor *mc) {
               if (m3->mc_xcursor->mx_cursor.mc_flags & C_INITIALIZED) {
                 if (!(node->mn_flags & F_SUBDATA))
                   m3->mc_xcursor->mx_cursor.mc_pg[0] = NODEDATA(node);
-              } else
+              } else {
                 mdbx_xcursor_init1(m3, node);
+                m3->mc_xcursor->mx_cursor.mc_flags |= C_DEL;
+              }
             }
           }
         }