hcq/oceanbase
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

Fix local scan default_row used-after-free

Browse Source
This commit is contained in:
Hongqin-Li
2023-06-13 07:48:39 +00:00
committed by ob-robot
parent 50c6c340a6
commit f51646d252
1 changed files with 7 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
src/storage/ddl/ob_complement_data_task.cpp
View File

@ -1326,6 +1326,7 @@ int ObLocalScan::init(
snapshot_version_ = snapshot_version;
txs_ = txs;
output_org_cols_only_ = output_org_cols_only;
ObDatumRow tmp_default_row;
if (OB_FAIL(check_generated_column_exist(hidden_table_schema, org_col_ids))) {
LOG_WARN("fail to init generated columns", K(ret), K(org_col_ids));
} else if (OB_FAIL(extended_gc_.extended_col_ids_.assign(col_ids))) {
@ -1334,6 +1335,8 @@ int ObLocalScan::init(
LOG_WARN("fail to assign", K(ret));
} else if (OB_FAIL(extended_gc_.output_projector_.assign(projector))) {
LOG_WARN("fail to assign", K(ret));
} else if (OB_FAIL(tmp_default_row.init(allocator_, org_col_ids.count()))) {
STORAGE_LOG(WARN, "Failed to init datum row", K(ret));
} else if (OB_FAIL(default_row_.init(allocator_, org_col_ids.count()))) {
STORAGE_LOG(WARN, "Failed to init datum row", K(ret));
} else if (OB_FAIL(tmp_row_.init(allocator_, org_col_ids.count()))) {
@ -1344,10 +1347,12 @@ int ObLocalScan::init(
+ storage::ObMultiVersionRowkeyHelpper::get_extra_rowkey_col_cnt()))) {
LOG_WARN("fail to init checksum calculator", K(ret));
} else {
default_row_.row_flag_.set_flag(ObDmlFlag::DF_INSERT);
tmp_default_row.row_flag_.set_flag(ObDmlFlag::DF_INSERT); // default_row.row_flag_ will be set by deep_copy
tmp_row_.row_flag_.set_flag(ObDmlFlag::DF_INSERT);
if (OB_FAIL(hidden_table_schema.get_orig_default_row(org_col_ids, default_row_))) {
if (OB_FAIL(hidden_table_schema.get_orig_default_row(org_col_ids, tmp_default_row))) {
LOG_WARN("fail to get default row from table schema", K(ret));
} else if (OB_FAIL(default_row_.deep_copy(tmp_default_row, allocator_))) {
LOG_WARN("failed to deep copy default row", K(ret));
} else {
tenant_id_ = data_table_schema.get_tenant_id();
source_table_id_ = data_table_schema.get_table_id();