Bug#45485 replication different between master/slaver using procedure with gbk

In Item_param::set_from_user_var
value.cs_info.character_set_client is set
to 'fromcs' value. It's wrong, it should be set to
thd->variables.character_set_client.



mysql-test/r/ctype_gbk_binlog.result:
  test result
mysql-test/t/ctype_gbk_binlog.test:
  test case
sql/item.cc:
  In Item_param::set_from_user_var
  value.cs_info.character_set_client is set
  to 'fromcs' value. It's wrong, it should be set to
  thd->variables.character_set_client.

mysql-test/r/ctype_gbk_binlog.result

+SET NAMES gbk;
+CREATE TABLE t1 (
+f1 BLOB
+) ENGINE=MyISAM DEFAULT CHARSET=gbk;
+CREATE PROCEDURE p1(IN val BLOB)
+BEGIN
+SET @tval = val;
+SET @sql_cmd = CONCAT_WS(' ', 'insert into t1(f1) values(?)');
+PREPARE stmt FROM @sql_cmd;
+EXECUTE stmt USING @tval;
+DEALLOCATE PREPARE stmt;
+END|
+SET @`tcontent`:=_binary 0x50434B000900000000000000E9000000 COLLATE `binary`/*!*/;
+CALL p1(@`tcontent`);
+FLUSH LOGS;
+DROP PROCEDURE p1;
+RENAME TABLE t1 to t2;
+SELECT hex(f1) FROM t2;
+hex(f1)
+50434B000900000000000000E9000000
+SELECT hex(f1) FROM t1;
+hex(f1)
+50434B000900000000000000E9000000
+DROP PROCEDURE p1;
+DROP TABLE t1;
+DROP TABLE t2;

mysql-test/t/ctype_gbk_binlog.test

+-- source include/have_log_bin.inc
+-- source include/have_gbk.inc
+
+SET NAMES gbk;
+--character_set gbk
+
+CREATE TABLE t1 (
+  f1 BLOB
+) ENGINE=MyISAM DEFAULT CHARSET=gbk;
+
+delimiter |;
+CREATE PROCEDURE p1(IN val BLOB)
+BEGIN
+     SET @tval = val;
+     SET @sql_cmd = CONCAT_WS(' ', 'insert into t1(f1) values(?)');
+     PREPARE stmt FROM @sql_cmd;
+     EXECUTE stmt USING @tval;
+     DEALLOCATE PREPARE stmt;
+END|
+delimiter ;|
+
+SET @`tcontent`:=_binary 0x50434B000900000000000000E9000000 COLLATE `binary`/*!*/;
+CALL p1(@`tcontent`);
+
+FLUSH LOGS;
+DROP PROCEDURE p1;
+RENAME TABLE t1 to t2;
+
+let $MYSQLD_DATADIR= `select @@datadir`;
+--exec $MYSQL_BINLOG --force-if-open --short-form $MYSQLD_DATADIR/master-bin.000001 | $MYSQL
+SELECT hex(f1) FROM t2;
+SELECT hex(f1) FROM t1;
+
+DROP PROCEDURE p1;
+DROP TABLE t1;
+DROP TABLE t2;

sql/item.cc

@@ -2771,8 +2771,8 @@ bool Item_param::set_from_user_var(THD *thd, const user_var_entry *entry)
       CHARSET_INFO *tocs= thd->variables.collation_connection;
       uint32 dummy_offset;
 
-      value.cs_info.character_set_of_placeholder= 
-        value.cs_info.character_set_client= fromcs;
+      value.cs_info.character_set_of_placeholder= fromcs;
+      value.cs_info.character_set_client= thd->variables.character_set_client;
       /*
         Setup source and destination character sets so that they
         are different only if conversion is necessary: this will