From f6219d1a805fcb85efe366e683e77e6fdf18fd6a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Markus=20M=C3=A4kel=C3=A4?= <markus.makela@mariadb.com>
Date: Thu, 28 Mar 2019 09:56:57 +0200
Subject: [PATCH] Fix persistent connection debug assertion

The assertion was done before the DCB was assigned.
---
 server/core/server.cc | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/server/core/server.cc b/server/core/server.cc
index 6ab48c37e..a4e7a1ce7 100644
--- a/server/core/server.cc
+++ b/server/core/server.cc
@@ -323,11 +323,13 @@ DCB* Server::get_persistent_dcb(const string& user, const string& ip, const stri
         && server->persistent[id]   // Check after cleaning
         && (server->status & SERVER_RUNNING))
     {
-        mxb_assert(dcb->server);
-
         dcb = server->persistent[id];
+
         while (dcb)
         {
+            mxb_assert(dcb->role == DCB::Role::BACKEND);
+            mxb_assert(dcb->server);
+
             if (dcb->user
                 && dcb->remote
                 && !ip.empty()