From d9bd22ce903df1add69364e40aa345c01c227a47 Mon Sep 17 00:00:00 2001
From: Markus Makela <markus.makela@mariadb.com>
Date: Wed, 26 Aug 2015 16:32:17 +0300
Subject: [PATCH] Added a NULL check to the log manager.

---
 log_manager/log_manager.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/log_manager/log_manager.cc b/log_manager/log_manager.cc
index 4f8897b12..516fd8ecb 100644
--- a/log_manager/log_manager.cc
+++ b/log_manager/log_manager.cc
@@ -2981,7 +2981,7 @@ static void* thr_filewriter_fun(
                                                != 0);
                                         node = node->mlnode_next;
                                         vn2 = bb_list->mlist_versno;
-                                } while (vn1 != vn2);
+                                } while (vn1 != vn2 && node);
                     
                         } /* while (node != NULL) */