From 242bff0c2fecf6b777bfd72ac077810822d8015d Mon Sep 17 00:00:00 2001 From: "yangboyu.yby" Date: Wed, 20 Nov 2024 11:14:09 +0800 Subject: [PATCH] Fix memory leak in pgoutput --- src/backend/replication/pgoutput/pgoutput.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/src/backend/replication/pgoutput/pgoutput.c b/src/backend/replication/pgoutput/pgoutput.c index 00e7024563e..36b2c5fbbfe 100644 --- a/src/backend/replication/pgoutput/pgoutput.c +++ b/src/backend/replication/pgoutput/pgoutput.c @@ -2055,9 +2055,25 @@ get_rel_sync_entry(PGOutputData *data, Relation relation) * Tuple slots cleanups. (Will be rebuilt later if needed). */ if (entry->old_slot) + { + TupleDesc *desc = &entry->old_slot->tts_tupleDescriptor; + + Assert((*desc)->tdrefcount == -1); + + FreeTupleDesc(*desc); + *desc = NULL; ExecDropSingleTupleTableSlot(entry->old_slot); + } if (entry->new_slot) + { + TupleDesc *desc = &entry->new_slot->tts_tupleDescriptor; + + Assert((*desc)->tdrefcount == -1); + + FreeTupleDesc(*desc); + *desc = NULL; ExecDropSingleTupleTableSlot(entry->new_slot); + } entry->old_slot = NULL; entry->new_slot = NULL; -- 2.32.0.3.g01195cf9f