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[das] fix lookup use after free bug

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This commit is contained in:
obdev
2023-03-13 07:13:36 +00:00
committed by ob-robot
parent e1192bc1d4
commit ac389e1429
1 changed files with 1 additions and 3 deletions
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4
src/sql/das/ob_das_scan_op.cpp
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@ -784,8 +784,6 @@ int ObLocalIndexLookupOp::init(const ObDASScanCtDef *lookup_ctdef,
.set_properties(lib::USE_TL_PAGE_OPTIONAL);
if (OB_FAIL(CURRENT_CONTEXT->CREATE_CONTEXT(lookup_memctx_, param))) {
LOG_WARN("create lookup mem context entity failed", K(ret));
} else {
lookup_rtdef_->scan_allocator_.set_alloc(&lookup_memctx_->get_arena_allocator());
}
}
int simulate_error = EVENT_CALL(EventTable::EN_DAS_SIMULATE_LOOKUPOP_INIT_ERROR);
@ -1111,7 +1109,7 @@ OB_INLINE int ObLocalIndexLookupOp::init_scan_param()
scan_param_.reserved_cell_count_ = lookup_ctdef_->access_column_ids_.count();
scan_param_.allocator_ = &lookup_rtdef_->stmt_allocator_;
scan_param_.sql_mode_ = lookup_rtdef_->sql_mode_;
scan_param_.scan_allocator_ = &lookup_rtdef_->scan_allocator_;
scan_param_.scan_allocator_ = &lookup_memctx_->get_arena_allocator();
scan_param_.frozen_version_ = lookup_rtdef_->frozen_version_;
scan_param_.force_refresh_lc_ = lookup_rtdef_->force_refresh_lc_;
scan_param_.output_exprs_ = &(lookup_ctdef_->pd_expr_spec_.access_exprs_);