From 3d46d5502aa4065b9a08ddb3711aa4dfd14ddca2 Mon Sep 17 00:00:00 2001 From: Hallvard Furuseth Date: Wed, 10 Jul 2013 22:11:44 +0200 Subject: [PATCH] Do not follow uninited cursors' page pointers. Nor uninited cursors' subcursors' page pointers. --- libraries/liblmdb/mdb.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/libraries/liblmdb/mdb.c b/libraries/liblmdb/mdb.c index 620e5b51ff..0ba5e2dbd0 100644 --- a/libraries/liblmdb/mdb.c +++ b/libraries/liblmdb/mdb.c @@ -5328,6 +5328,7 @@ put_sub: for (m2 = mc->mc_txn->mt_cursors[mc->mc_dbi]; m2; m2=m2->mc_next) { if (m2 == mc || m2->mc_snum < mc->mc_snum) continue; + if (!(m2->mc_flags & C_INITIALIZED)) continue; if (m2->mc_pg[i] == mp && m2->mc_ki[i] == mc->mc_ki[i]) { mdb_xcursor_init1(m2, leaf); } @@ -7025,7 +7026,7 @@ done: m3 = m2; if (m3 == mc) continue; - if (!(m3->mc_flags & C_INITIALIZED)) + if (!(m2->mc_flags & m3->mc_flags & C_INITIALIZED)) continue; if (m3->mc_flags & C_SPLITTING) continue; -- 2.39.2