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[CP] [Asan Core] heap use after free with unpivot operator.

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obdev
2022-11-22 09:08:02 +00:00
committed by wangzelin.wzl
parent ed83a15813
commit e7dc7c5edf
1 changed files with 8 additions and 4 deletions
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4
src/sql/engine/subquery/ob_unpivot_op.cpp
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@ -73,8 +73,10 @@ int ObUnpivotOp::inner_get_next_row()
// do nothing // do nothing
} }
if (OB_SUCC(ret)) {
LOG_DEBUG("arrive unpivot", K(ret), K(child_->get_spec().output_), K(MY_SPEC.output_), LOG_DEBUG("arrive unpivot", K(ret), K(child_->get_spec().output_), K(MY_SPEC.output_),
K(curr_part_idx_), K(MY_SPEC.max_part_count_), K(MY_SPEC.unpivot_info_)); K(curr_part_idx_), K(MY_SPEC.max_part_count_), K(MY_SPEC.unpivot_info_));
}
if (OB_SUCC(ret) && !MY_SPEC.unpivot_info_.is_include_null_) { if (OB_SUCC(ret) && !MY_SPEC.unpivot_info_.is_include_null_) {
bool need_try_next_part = true; bool need_try_next_part = true;
@ -183,8 +185,10 @@ int ObUnpivotOp::inner_get_next_batch(const int64_t max_row_cnt)
brs_.size_ = child_brs_->size_; brs_.size_ = child_brs_->size_;
} }
if (OB_SUCC(ret)) {
LOG_DEBUG("arrive unpivot batch", K(ret), K(child_->get_spec().output_), K(MY_SPEC.output_), LOG_DEBUG("arrive unpivot batch", K(ret), K(child_->get_spec().output_), K(MY_SPEC.output_),
K(curr_part_idx_), K(MY_SPEC.max_part_count_), K(MY_SPEC.unpivot_info_)); K(curr_part_idx_), K(MY_SPEC.max_part_count_), K(MY_SPEC.unpivot_info_));
}
for (int64_t read_piece = 0; OB_SUCC(ret) && read_piece < brs_.size_; ++read_piece) { for (int64_t read_piece = 0; OB_SUCC(ret) && read_piece < brs_.size_; ++read_piece) {
int64_t read_cur_row = (curr_part_idx_ * brs_.size_ + read_piece) / MY_SPEC.max_part_count_; int64_t read_cur_row = (curr_part_idx_ * brs_.size_ + read_piece) / MY_SPEC.max_part_count_;