From 7c0dfe437af42eefe133514fb4f04c1a31231b30 Mon Sep 17 00:00:00 2001
From: Douglas Clowes <dcl@ansto.gov.au>
Date: Mon, 1 Jul 2013 17:06:49 +1000
Subject: [PATCH] SICS-632 Allocate a copy of the connection, for motor
 tracing, and free it at the end.

---
 site_ansto/motor_dmc2280.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/site_ansto/motor_dmc2280.c b/site_ansto/motor_dmc2280.c
index 6328ba9c..a3c183df 100644
--- a/site_ansto/motor_dmc2280.c
+++ b/site_ansto/motor_dmc2280.c
@@ -4374,11 +4374,14 @@ int DMC2280Action(SConnection *pCon, SicsInterp *pSics, void *pData,
     }
     else if(strcasecmp("trace", argv[1]) == 0) {
       if (argc > 2 && strcasecmp("on", argv[2]) == 0) {
-        self->trace = pCon;
+        self->trace = SCCopyConnection(pCon);
         SCWrite(pCon, "TRACE ON", eValue);
       }
       else {
-        self->trace = 0;
+        if (self->trace) {
+          SCDeleteConnection(self->trace);
+          self->trace = 0;
+        }
         SCWrite(pCon, "TRACE OFF", eValue);
       }
       return 1;