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MDB_VL32 fix cursor_unref - ignore cursor with empty stack

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This commit is contained in:
Howard Chu 2015-12-28 20:31:09 +00:00
parent 1c2a5888cf
commit 53f624bff0
1 changed files with 1 additions and 1 deletions
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2
libraries/liblmdb/mdb.c
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@ -1952,7 +1952,7 @@ static void
mdb_cursor_unref(MDB_cursor *mc)
{
int i;
if (!mc->mc_pg[0] || IS_SUBP(mc->mc_pg[0]))
if (!mc->mc_snum || !mc->mc_pg[0] || IS_SUBP(mc->mc_pg[0]))
return;
for (i=0; i<mc->mc_snum; i++)
mdb_page_unref(mc->mc_txn, mc->mc_pg[i]);