From 3ac74dd5a88d4a35e3ed014944db0cf7f5d61dfa Mon Sep 17 00:00:00 2001
From: Marty Kraimer <mrkraimer@comcast.net>
Date: Thu, 21 Jun 2001 18:07:25 +0000
Subject: [PATCH] keep private copy of pvname

---
 src/db/dbCa.c    | 7 ++++++-
 src/db/dbCaPvt.h | 1 +
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/db/dbCa.c b/src/db/dbCa.c
index d5877dad0..457d9054d 100644
--- a/src/db/dbCa.c
+++ b/src/db/dbCa.c
@@ -95,11 +95,15 @@ void epicsShareAPI dbCaLinkInit(void)
 void epicsShareAPI dbCaAddLink( struct link *plink)
 {
     caLink *pca;
+    char *pvname;
 
     pca = (caLink*)dbCalloc(1,sizeof(caLink));
     pca->lock = epicsMutexMustCreate();
     epicsMutexMustLock(pca->lock);
     pca->plink = plink;
+    pvname = plink->value.pv_link.pvname;
+    pca->pvname = dbCalloc(1,strlen(pvname) +1);
+    strcpy(pca->pvname,pvname);
     plink->type = CA_LINK;
     plink->value.pv_link.pvt = pca;
     epicsMutexUnlock(pca->lock);
@@ -671,13 +675,14 @@ void dbCaTask()
                 free(pca->pgetString);
                 free(pca->pputString);
                 free(pca->pcaAttributes);
+                free(pca->pvname);
                 epicsMutexDestroy(pca->lock);
                 free(pca);
                 continue; /*No other link_action makes sense*/
             }
             if(link_action&CA_CONNECT) {
                 status = ca_search_and_connect(
-                      pca->plink->value.pv_link.pvname,
+                      pca->pvname,
                       &(pca->chid),
                       connectionCallback,(void *)pca);
                 if(status!=ECA_NORMAL) {
diff --git a/src/db/dbCaPvt.h b/src/db/dbCaPvt.h
index 514b239c0..11610b662 100644
--- a/src/db/dbCaPvt.h
+++ b/src/db/dbCaPvt.h
@@ -47,6 +47,7 @@ typedef struct caLink
 {
 	ELLNODE		node;
 	struct link	*plink;
+        char		*pvname;
 	chid 		chid;
 	void 		*pgetNative;
 	void		*pputNative;