1 files changed, 2 insertions, 0 deletions
diff --git a/sql/sp_head.h b/sql/sp_head.h
index 9796c49fdfb..b2446c8f680 100644
--- a/sql/sp_head.h
+++ b/sql/sp_head.h
@@ -682,6 +682,8 @@ public:
   {
     if (m_lex_resp)
     {
+      /* Prevent endless recursion. */
+      m_lex->sphead= NULL;
       lex_end(m_lex);
       delete m_lex;
     }