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ITS#7553 deinit cursor after deleting last node

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This commit is contained in:
Howard Chu 2013-03-25 12:15:53 -07:00
parent bccbcd1938
commit 8a99b00acc
1 changed files with 4 additions and 1 deletions
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5
libraries/liblmdb/mdb.c
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@ -6403,7 +6403,7 @@ mdb_rebalance(MDB_cursor *mc)
static int static int
mdb_cursor_del0(MDB_cursor *mc, MDB_node *leaf) mdb_cursor_del0(MDB_cursor *mc, MDB_node *leaf)
{ {
int rc; int rc, eof;
/* add overflow pages to free list */ /* add overflow pages to free list */
if (!IS_LEAF2(mc->mc_pg[mc->mc_top]) && F_ISSET(leaf->mn_flags, F_BIGDATA)) { if (!IS_LEAF2(mc->mc_pg[mc->mc_top]) && F_ISSET(leaf->mn_flags, F_BIGDATA)) {
@ -6421,9 +6421,12 @@ mdb_cursor_del0(MDB_cursor *mc, MDB_node *leaf)
} }
mdb_node_del(mc->mc_pg[mc->mc_top], mc->mc_ki[mc->mc_top], mc->mc_db->md_pad); mdb_node_del(mc->mc_pg[mc->mc_top], mc->mc_ki[mc->mc_top], mc->mc_db->md_pad);
mc->mc_db->md_entries--; mc->mc_db->md_entries--;
eof = mc->mc_flags & C_EOF;
rc = mdb_rebalance(mc); rc = mdb_rebalance(mc);
if (rc != MDB_SUCCESS) if (rc != MDB_SUCCESS)
mc->mc_txn->mt_flags |= MDB_TXN_ERROR; mc->mc_txn->mt_flags |= MDB_TXN_ERROR;
else if (eof)
mc->mc_flags &= ~C_INITIALIZED;
return rc; return rc;
} }