Bug #41543: Assertion `m_status == DA_ERROR' failed in Diagnostics_area::sql_errno

No need to mask the error code returned by getting the next row to end of file when
doing filesort.

mysql-test/r/innodb_mysql_rbk.result:
  Bug #41543: test case
mysql-test/t/innodb_mysql_rbk-master.opt:
  Bug #41543: test case
mysql-test/t/innodb_mysql_rbk.test:
  Bug #41543: test case
sql/filesort.cc:
  Bug #41543: No need to mask the error code returned by getting the next row to end of file when
  doing filesort.

mysql-test/r/innodb_mysql_rbk.result

+CREATE TABLE t1(a INT, b INT NOT NULL, PRIMARY KEY (a)) ENGINE=innodb
+DEFAULT CHARSET=latin1;
+INSERT INTO t1 VALUES (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7);
+START TRANSACTION;
+SELECT * FROM t1 WHERE b=3 LIMIT 1 FOR UPDATE;
+a	b
+3	3
+START TRANSACTION;
+UPDATE t1 SET b=b+12 WHERE a > 2 ORDER BY a;
+ERROR HY000: Lock wait timeout exceeded; try restarting transaction
+ROLLBACK;
+START TRANSACTION;
+SELECT * FROM t1 WHERE b=3 LIMIT 1 FOR UPDATE;
+a	b
+3	3
+START TRANSACTION;
+UPDATE t1 SET b=10 WHERE a > 1 ORDER BY a;
+ERROR HY000: Lock wait timeout exceeded; try restarting transaction
+SELECT * FROM t1 WHERE b = 10;
+a	b
+DROP TABLE t1;

mysql-test/t/innodb_mysql_rbk-master.opt

+--innodb_lock_wait_timeout=1 --innodb_rollback_on_timeout=1

mysql-test/t/innodb_mysql_rbk.test

+-- source include/have_innodb.inc
+
+#
+# Bug #41453: Assertion `m_status == DA_ERROR' failed in
+# Diagnostics_area::sql_errno
+#
+
+CREATE TABLE t1(a INT, b INT NOT NULL, PRIMARY KEY (a)) ENGINE=innodb
+DEFAULT CHARSET=latin1;
+INSERT INTO t1 VALUES (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7);
+CONNECT (con1,localhost,root,,);
+CONNECT (con2,localhost,root,,);
+
+CONNECTION con1;
+START TRANSACTION;
+SELECT * FROM t1 WHERE b=3 LIMIT 1 FOR UPDATE;
+CONNECTION con2;
+START TRANSACTION;
+--error ER_LOCK_WAIT_TIMEOUT
+UPDATE t1 SET b=b+12 WHERE a > 2 ORDER BY a;
+ROLLBACK;
+
+CONNECTION con1;
+START TRANSACTION;
+SELECT * FROM t1 WHERE b=3 LIMIT 1 FOR UPDATE;
+CONNECTION con2;
+START TRANSACTION;
+--error ER_LOCK_WAIT_TIMEOUT
+UPDATE t1 SET b=10 WHERE a > 1 ORDER BY a;
+SELECT * FROM t1 WHERE b = 10;
+
+CONNECTION default;
+DISCONNECT con1;
+DISCONNECT con2;
+DROP TABLE t1;

sql/filesort.cc

@@ -562,10 +562,7 @@ static ha_rows find_all_keys(SORTPARAM *param, SQL_SELECT *select,
     if (quick_select)
     {
       if ((error= select->quick->get_next()))
-      {
-        error= HA_ERR_END_OF_FILE;
         break;
-      }
       file->position(sort_form->record[0]);
       DBUG_EXECUTE_IF("debug_filesort", dbug_print_record(sort_form, TRUE););
     }