From: Howard Chu <hyc@openldap.org>
Date: Mon, 23 Nov 2015 18:30:24 +0000 (+0000)
Subject: ITS#8321 Fix mdb_cursor_set
X-Git-Tag: accepted/tizen/5.0/unified/20181102.030725~137
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=cf8677e1b827c3ba1303433c041840886a9b146e;p=platform%2Fupstream%2Flmdb.git

ITS#8321 Fix mdb_cursor_set

Always reinit mc_pg[0] if cursor is not C_INITIALIZED
It might have a stale value when using nested txns
---

diff --git a/libraries/liblmdb/mdb.c b/libraries/liblmdb/mdb.c
index 43bc85d..5cddc3d 100644
--- a/libraries/liblmdb/mdb.c
+++ b/libraries/liblmdb/mdb.c
@@ -5999,6 +5999,8 @@ mdb_cursor_set(MDB_cursor *mc, MDB_val *key, MDB_val *data,
 			} else
 				return MDB_NOTFOUND;
 		}
+	} else {
+		mc->mc_pg[0] = 0;
 	}
 
 	rc = mdb_page_search(mc, key, 0);