1 files changed, 2 insertions, 1 deletions
diff --git a/sql/sql_update.cc b/sql/sql_update.cc
index aa803d6e0dd..ec91f2c64fc 100644
--- a/sql/sql_update.cc
+++ b/sql/sql_update.cc
@@ -1602,7 +1602,8 @@ loop_end:
     do
     {
       Field_string *field= new Field_string(tbl->file->ref_length, 0,
-                                            tbl->alias, &my_charset_bin);
+                                            tbl->alias.c_ptr(),
+                                            &my_charset_bin);
       if (!field)
         DBUG_RETURN(1);
       field->init(tbl);