From 33033e6027ecc012cba0f595d4effad4632fff08 Mon Sep 17 00:00:00 2001
From: Michael Davidsaver <mdavidsaver@gmail.com>
Date: Thu, 24 Mar 2016 10:06:37 -0400
Subject: [PATCH] more close CA_LINK

---
 src/ioc/db/dbCa.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/ioc/db/dbCa.c b/src/ioc/db/dbCa.c
index e3fbbc044..54ccbf06f 100644
--- a/src/ioc/db/dbCa.c
+++ b/src/ioc/db/dbCa.c
@@ -314,6 +314,7 @@ void dbCaAddLinkCallback(struct link *plink,
     plink->lset = &dbCa_lset;
     plink->type = CA_LINK;
     plink->value.pv_link.pvt = pca;
+    plink->value.pv_link.backend = "ca";
     addAction(pca, CA_CONNECT);
     epicsMutexUnlock(pca->lock);
 }
@@ -332,6 +333,7 @@ void dbCaRemoveLink(struct dbLocker *locker, struct link *plink)
     epicsMutexMustLock(pca->lock);
     pca->plink = 0;
     plink->value.pv_link.pvt = 0;
+    plink->value.pv_link.backend = NULL;
     plink->value.pv_link.pvlMask = 0;
     plink->type = PV_LINK;
     plink->lset = NULL;