From 86abc397e89cb59b96b3573a403b39ea60a05c68 Mon Sep 17 00:00:00 2001
From: Hallvard Furuseth <hallvard@openldap.org>
Date: Wed, 18 Nov 2015 16:30:24 +0100
Subject: [PATCH] mdbx: backport - ITS#8312 Fix loose pages in commit(nested
 txn).

Change-Id: Ie335dcff0c87cfc13abf9b937f5d058d3ea9d841
---
 CHANGES | 1 +
 mdb.c   | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/CHANGES b/CHANGES
index 81bee840..aba1a092 100644
--- a/CHANGES
+++ b/CHANGES
@@ -17,6 +17,7 @@ LMDB 0.9.17 Release Engineering
 	Fix ITS#7971 mdb_txn_renew0() new reader slots
 	Fix ITS#7969 use __sync_synchronize on non-x86
 	Fix ITS#8311 page_split from update_key
+	Fix ITS#8312 loose pages in nested txn
 	Added mdb_txn_id() (ITS#7994)
 	Added robust mutex support
 	Miscellaneous cleanup/simplification
diff --git a/mdb.c b/mdb.c
index 31cc7c48..f906ab72 100644
--- a/mdb.c
+++ b/mdb.c
@@ -3786,7 +3786,7 @@ mdb_txn_commit(MDB_txn *txn)
 		}
 
 		/* Append our loose page list to parent's */
-		for (lp = &parent->mt_loose_pgs; *lp; lp = &NEXT_LOOSE_PAGE(lp))
+		for (lp = &parent->mt_loose_pgs; *lp; lp = &NEXT_LOOSE_PAGE(*lp))
 			;
 		*lp = txn->mt_loose_pgs;
 		parent->mt_loose_count += txn->mt_loose_count;