For consistency add a pfree to ON CONFLICT set_plan_refs code.

Backpatch to 9.5 where ON CONFLICT was introduced.

Author: Peter Geoghegan

diff --git a/src/backend/optimizer/plan/setrefs.c b/src/backend/optimizer/plan/setrefs.c
index 820f69dc67c52c898659ce0b815fc16f00765dec..46d84d39a00eb7cf68400bf081a81907b5c166e3 100644 (file)
--- a/src/backend/optimizer/plan/setrefs.c
+++ b/src/backend/optimizer/plan/setrefs.c
@@ -776,6 +776,8 @@ set_plan_refs(PlannerInfo *root, Plan *plan, int rtoffset)
                                      linitial_int(splan->resultRelations),
                                      rtoffset);
 
+                   pfree(itlist);
+
                    splan->exclRelTlist =
                        fix_scan_list(root, splan->exclRelTlist, rtoffset);
                }