From b159b666e5191b22618e631e9ed48159be541f7e Mon Sep 17 00:00:00 2001
From: sjaakola <seppo.jaakola@iki.fi>
Date: Mon, 29 Feb 2016 16:36:17 +0200
Subject: Refs MW-252 - Calling FTWRL two times in a row caused desync error,
 this is fixed   by making sub-sequent FTWRL calls bail out before wsrep
 operations

---
 sql/lock.cc | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/sql/lock.cc b/sql/lock.cc
index f724606a46d..04529308266 100644
--- a/sql/lock.cc
+++ b/sql/lock.cc
@@ -1120,11 +1120,7 @@ bool Global_read_lock::make_global_read_lock_block_commit(THD *thd)
   {
     WSREP_DEBUG("GRL was in block commit mode when entering "
 		"make_global_read_lock_block_commit");
-    thd->mdl_context.release_lock(m_mdl_blocks_commits_lock);
-    m_mdl_blocks_commits_lock= NULL;
-    wsrep_locked_seqno= WSREP_SEQNO_UNDEFINED;
-    wsrep->resume(wsrep);
-    m_state= GRL_ACQUIRED;
+    DBUG_RETURN(FALSE);
   }
 #endif /* WITH_WSREP */
 
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