From: Howard Chu <hyc@openldap.org>
Date: Sat, 9 Sep 2017 14:08:03 +0000 (+0100)
Subject: ITS#8728 fix MDB_VL32 freeing overflow page
X-Git-Url: https://git.sur5r.net/?p=openldap;a=commitdiff_plain;h=fbdd452799b87f40709a48bb316d1df2735f4c9b

ITS#8728 fix MDB_VL32 freeing overflow page
---

diff --git a/libraries/liblmdb/mdb.c b/libraries/liblmdb/mdb.c
index a483e835c7..cdf199128d 100644
--- a/libraries/liblmdb/mdb.c
+++ b/libraries/liblmdb/mdb.c
@@ -6518,6 +6518,10 @@ release:
 		if (rc)
 			return rc;
 	}
+#ifdef MDB_VL32
+	if (mc->mc_ovpg == mp)
+		mc->mc_ovpg = NULL;
+#endif
 	mc->mc_db->md_overflow_pages -= ovpages;
 	return 0;
 }