Commit 42fe33bc authored by Zardosht Kasheff's avatar Zardosht Kasheff Committed by Yoni Fogel

refs #5700, check for existence of txn before dereferencing txn->oldest_referenced_xid

git-svn-id: file:///svn/toku/tokudb@50556 c7de825b-a66e-492c-adef-691d508d4ae1
parent f3707dd4
......@@ -3156,7 +3156,8 @@ void toku_ft_maybe_insert (FT_HANDLE ft_h, DBT *key, DBT *val, TOKUTXN txn, bool
if (oplsn_valid && oplsn.lsn <= (treelsn = toku_ft_checkpoint_lsn(ft_h->ft)).lsn) {
// do nothing
} else {
toku_ft_send_insert(ft_h, key, val, message_xids, type, txn->oldest_referenced_xid);
TXNID oldest_referenced_xid = (txn) ? txn->oldest_referenced_xid : TXNID_NONE;
toku_ft_send_insert(ft_h, key, val, message_xids, type, oldest_referenced_xid);
}
}
......@@ -3165,7 +3166,9 @@ ft_send_update_msg(FT_HANDLE brt, FT_MSG_S *msg, TOKUTXN txn) {
msg->xids = (txn
? toku_txn_get_xids(txn)
: xids_get_root_xids());
toku_ft_root_put_cmd(brt->ft, msg, txn->oldest_referenced_xid);
TXNID oldest_referenced_xid = (txn) ? txn->oldest_referenced_xid : TXNID_NONE;
toku_ft_root_put_cmd(brt->ft, msg, oldest_referenced_xid);
}
void toku_ft_maybe_update(FT_HANDLE ft_h, const DBT *key, const DBT *update_function_extra,
......@@ -3298,7 +3301,8 @@ void toku_ft_maybe_delete(FT_HANDLE ft_h, DBT *key, TOKUTXN txn, bool oplsn_vali
if (oplsn_valid && oplsn.lsn <= (treelsn = toku_ft_checkpoint_lsn(ft_h->ft)).lsn) {
// do nothing
} else {
toku_ft_send_delete(ft_h, key, message_xids, txn->oldest_referenced_xid);
TXNID oldest_referenced_xid = (txn) ? txn->oldest_referenced_xid : TXNID_NONE;
toku_ft_send_delete(ft_h, key, message_xids, oldest_referenced_xid);
}
}
......
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