From: Tor Didriksen
Date: July 4 2011 12:23pm
Subject: bzr push into mysql-trunk branch (tor.didriksen:3196 to 3197)
List-Archive: http://lists.mysql.com/commits/140174
Message-Id: <201107041223.p64CNXna000561@acsmt356.oracle.com>
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 3197 Tor Didriksen	2011-07-04 [merge]
      Merge 5.5 => trunk

    modified:
      mysql-test/r/gis.result
      mysql-test/t/gis.test
      sql/field.h
      sql/field_conv.cc
 3196 Jon Olav Hauglid	2011-07-04 [merge]
      Merge from mysql-5.5 to mysql-trunk.

    modified:
      mysql-test/include/mtr_check.sql
      mysql-test/include/mtr_warnings.sql
=== modified file 'mysql-test/r/gis.result'
--- a/mysql-test/r/gis.result	2011-05-10 13:37:37 +0000
+++ b/mysql-test/r/gis.result	2011-07-04 12:22:37 +0000
@@ -1076,6 +1076,21 @@ SPATIAL INDEX i1 (col1, col2)
 );
 ERROR HY000: Incorrect arguments to SPATIAL INDEX
 DROP TABLE t0, t1, t2;
+#
+# Bug#11908153: CRASH AND/OR VALGRIND ERRORS IN FIELD_BLOB::GET_KEY_IMAGE
+#
+CREATE TABLE g1
+(a geometry NOT NULL, UNIQUE KEY i (a(151))) engine=myisam;
+INSERT INTO g1 VALUES (geomfromtext('point(1 1)'));
+INSERT INTO g1 VALUES (geomfromtext('point(1 2)'));
+FLUSH TABLES;
+SELECT 1 FROM g1 
+FORCE INDEX(i) WHERE a = date_sub(now(), interval 2808.4 year_month)
+;
+1
+Warnings:
+Warning	1441	Datetime function: datetime field overflow
+DROP TABLE g1;
 End of 5.5 tests
 DROP DATABASE IF EXISTS gis_ogs;
 CREATE DATABASE gis_ogs;

=== modified file 'mysql-test/t/gis.test'
--- a/mysql-test/t/gis.test	2011-05-10 13:37:37 +0000
+++ b/mysql-test/t/gis.test	2011-07-04 12:22:37 +0000
@@ -820,6 +820,24 @@ CREATE TABLE t3 (
 # cleanup
 DROP TABLE t0, t1, t2;
 
+--echo #
+--echo # Bug#11908153: CRASH AND/OR VALGRIND ERRORS IN FIELD_BLOB::GET_KEY_IMAGE
+--echo #
+
+CREATE TABLE g1
+(a geometry NOT NULL, UNIQUE KEY i (a(151))) engine=myisam;
+
+INSERT INTO g1 VALUES (geomfromtext('point(1 1)'));
+INSERT INTO g1 VALUES (geomfromtext('point(1 2)'));
+
+FLUSH TABLES;
+
+SELECT 1 FROM g1 
+FORCE INDEX(i) WHERE a = date_sub(now(), interval 2808.4 year_month)
+;
+
+DROP TABLE g1;
+
 
 --echo End of 5.5 tests
 

=== modified file 'sql/field.h'
--- a/sql/field.h	2011-07-04 00:25:46 +0000
+++ b/sql/field.h	2011-07-04 12:22:37 +0000
@@ -2087,7 +2087,13 @@ public:
   int  store(double nr);
   int  store(longlong nr, bool unsigned_val);
   int  store_decimal(const my_decimal *);
-  int  reset(void) { return !maybe_null() || Field_blob::reset(); }
+
+  /**
+    Non-nullable GEOMETRY types cannot have defaults,
+    but the underlying blob must still be reset.
+   */
+  int reset(void) { return Field_blob::reset() || !maybe_null(); }
+
   geometry_type get_geometry_type() { return geom_type; };
   Field_geom *clone(MEM_ROOT *mem_root) const {
     DBUG_ASSERT(type() == MYSQL_TYPE_GEOMETRY);

=== modified file 'sql/field_conv.cc'
--- a/sql/field_conv.cc	2011-07-04 00:25:46 +0000
+++ b/sql/field_conv.cc	2011-07-04 12:22:37 +0000
@@ -178,7 +178,10 @@ set_field_to_null_with_conversions(Field
     ((Field_timestamp*) field)->set_time();
     return 0;					// Ok to set time to NULL
   }
+  
+  // Note: we ignore any potential failure of reset() here.
   field->reset();
+
   if (field == field->table->next_number_field)
   {
     field->table->auto_increment_field_not_null= FALSE;

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