catch accesses to deleted objects

double delete bug fixed
2025-07-30 16:24:05 +03:00 · 2004-01-30 08:09:42 +01:00
parent f0f9e0d7d7
commit 4e4d618683
2 changed files with 9 additions and 2 deletions
--- a/sql/sql_union.cc
+++ b/sql/sql_union.cc
@ -445,6 +445,7 @@ int st_select_lex_unit::cleanup()
  if (union_result)
  {
    delete union_result;
+    union_result=0; // Safety
    if (table)
      free_tmp_table(thd, table);
    table= 0; // Safety