fix core: Observer crash due to incorrect assessment of allocated buffer in deserialization of ObDynamicSamplePieceMsg.

2023-07-03 12:48:21 +00:00
parent 1d691e0d14
commit e97d5f54bc
1 changed files with 1 additions and 1 deletions
--- a/src/sql/engine/px/datahub/components/ob_dh_sample.cpp
+++ b/src/sql/engine/px/datahub/components/ob_dh_sample.cpp
@ -93,7 +93,7 @@ OB_DEF_DESERIALIZE(ObDynamicSamplePieceMsg)
        }
      } else {
        void *tmp_buf = arena_.alloc(sizeof(ObChunkDatumStore));
-        if (OB_ISNULL(buf)) {
+        if (OB_ISNULL(tmp_buf)) {
          ret = OB_ALLOCATE_MEMORY_FAILED;
          LOG_WARN("allocate memory failed", K(ret));
        } else {