From 946e4d3b21d1a48aa468d41663bbe8180284670a Mon Sep 17 00:00:00 2001
From: Howard Chu <hyc@openldap.org>
Date: Fri, 20 Nov 2015 09:47:56 +0000
Subject: [PATCH] Silence some valgrind uninit warnings

---
 libraries/liblmdb/mdb.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/libraries/liblmdb/mdb.c b/libraries/liblmdb/mdb.c
index a122c29..c6d2156 100644
--- a/libraries/liblmdb/mdb.c
+++ b/libraries/liblmdb/mdb.c
@@ -7756,6 +7756,8 @@ mdb_node_move(MDB_cursor *csrc, MDB_cursor *cdst)
 					m3 = &m2->mc_xcursor->mx_cursor;
 				else
 					m3 = m2;
+				if (!(m3->mc_flags & C_INITIALIZED) || m3->mc_top < csrc->mc_top)
+					continue;
 				if (m3 != cdst &&
 					m3->mc_pg[csrc->mc_top] == mpd &&
 					m3->mc_ki[csrc->mc_top] >= cdst->mc_ki[csrc->mc_top]) {
@@ -7778,6 +7780,8 @@ mdb_node_move(MDB_cursor *csrc, MDB_cursor *cdst)
 				else
 					m3 = m2;
 				if (m3 == csrc) continue;
+				if (!(m3->mc_flags & C_INITIALIZED) || m3->mc_top < csrc->mc_top)
+					continue;
 				if (m3->mc_pg[csrc->mc_top] == mps) {
 					if (!m3->mc_ki[csrc->mc_top]) {
 						m3->mc_pg[csrc->mc_top] = cdst->mc_pg[cdst->mc_top];
@@ -8077,7 +8081,8 @@ mdb_rebalance(MDB_cursor *mc)
 						m3 = &m2->mc_xcursor->mx_cursor;
 					else
 						m3 = m2;
-					if (m3->mc_snum < mc->mc_snum) continue;
+					if (!(m3->mc_flags & C_INITIALIZED) || (m3->mc_snum < mc->mc_snum))
+						continue;
 					if (m3->mc_pg[0] == mp) {
 						m3->mc_snum = 0;
 						m3->mc_top = 0;
@@ -8113,6 +8118,8 @@ mdb_rebalance(MDB_cursor *mc)
 					else
 						m3 = m2;
 					if (m3 == mc) continue;
+					if (!(m3->mc_flags & C_INITIALIZED))
+						continue;
 					if (m3->mc_pg[0] == mp) {
 						for (i=0; i<mc->mc_db->md_depth; i++) {
 							m3->mc_pg[i] = m3->mc_pg[i+1];