From 73be194f966428646ed13eea0c7b73034cff9f8b Mon Sep 17 00:00:00 2001
From: "igor@rurik.mysql.com" <>
Date: Mon, 8 Aug 2005 16:51:12 -0700
Subject: subselect.test, subselect.result:   Added a test case for bug #12392.
 item_cmpfunc.cc:   Fixed bug #12392.   Missing handling of rows containing
 NULL components   when evaluating IN predicates caused a crash.

---
 sql/item_cmpfunc.cc | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'sql/item_cmpfunc.cc')

diff --git a/sql/item_cmpfunc.cc b/sql/item_cmpfunc.cc
index f24638d1a93..9146b3c3b9e 100644
--- a/sql/item_cmpfunc.cc
+++ b/sql/item_cmpfunc.cc
@@ -1551,6 +1551,8 @@ in_row::~in_row()
 byte *in_row::get_value(Item *item)
 {
   tmp.store_value(item);
+  if (item->is_null())
+    return 0;
   return (byte *)&tmp;
 }
 
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