diff --git a/sql/sql_udf.cc b/sql/sql_udf.cc
index d0657cf973e..86423c64f3f 100644
--- a/sql/sql_udf.cc
+++ b/sql/sql_udf.cc
@@ -606,7 +606,7 @@ int mysql_create_function(THD *thd,udf_func *udf)
 
   /* Allow creation of functions even if we can't open func table */
   if (unlikely(!table))
-    goto err;
+    goto err_open_func_table;
   table->use_all_columns();
   restore_record(table, s->default_values);	// Default values for fields
   table->field[0]->store(u_d->name.str, u_d->name.length, system_charset_info);
@@ -620,7 +620,7 @@ int mysql_create_function(THD *thd,udf_func *udf)
   {
     my_error(ER_ERROR_ON_WRITE, MYF(0), "mysql.func", error);
     del_udf(u_d);
-    goto err;
+    goto err_open_func_table;
   }
 
 done:
@@ -635,6 +635,7 @@ done:
 err:
   if (new_dl)
     dlclose(dl);
+err_open_func_table:
   mysql_rwlock_unlock(&THR_LOCK_udf);
   DBUG_RETURN(1);
 }
diff --git a/storage/spider/mysql-test/spider/bugfix/include/restart_spider.inc b/storage/spider/mysql-test/spider/bugfix/include/restart_spider.inc
new file mode 100644
index 00000000000..a5446a6188d
--- /dev/null
+++ b/storage/spider/mysql-test/spider/bugfix/include/restart_spider.inc
@@ -0,0 +1,8 @@
+--let $_expect_file_name= $MYSQLTEST_VARDIR/tmp/mysqld.1.1.expect
+
+--exec echo "wait" > $_expect_file_name
+--shutdown_server
+--source include/wait_until_disconnected.inc
+--exec echo "restart" > $_expect_file_name
+--enable_reconnect
+--source include/wait_until_connected_again.inc
diff --git a/storage/spider/mysql-test/spider/bugfix/r/mdev_29352.result b/storage/spider/mysql-test/spider/bugfix/r/mdev_29352.result
new file mode 100644
index 00000000000..5715edf2bd6
--- /dev/null
+++ b/storage/spider/mysql-test/spider/bugfix/r/mdev_29352.result
@@ -0,0 +1,12 @@
+CREATE TABLE t (c INT);
+SHOW CREATE TABLE t;
+Table	Create Table
+t	CREATE TABLE `t` (
+  `c` int(11) DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
+FLUSH TABLES WITH READ LOCK;
+CREATE FUNCTION spider_bg_direct_sql RETURNS INT SONAME 'ha_spider.so';
+ERROR HY000: Can't execute the query because you have a conflicting read lock
+SELECT * FROM t;
+c
+DROP TABLE t;
diff --git a/storage/spider/mysql-test/spider/bugfix/t/mdev_29352.test b/storage/spider/mysql-test/spider/bugfix/t/mdev_29352.test
new file mode 100644
index 00000000000..00d8ee73ebc
--- /dev/null
+++ b/storage/spider/mysql-test/spider/bugfix/t/mdev_29352.test
@@ -0,0 +1,11 @@
+CREATE TABLE t (c INT);
+SHOW CREATE TABLE t;
+FLUSH TABLES WITH READ LOCK;
+
+--error ER_CANT_UPDATE_WITH_READLOCK
+CREATE FUNCTION spider_bg_direct_sql RETURNS INT SONAME 'ha_spider.so';
+SELECT * FROM t;
+
+--source include/restart_spider.inc
+
+DROP TABLE t;