From 94e11ac2e3068da4457844b3ed35c87e43d60206 Mon Sep 17 00:00:00 2001
From: Michael Zillgith <michael.zillgith@mz-automation.de>
Date: Mon, 30 Jan 2023 18:33:01 +0000
Subject: [PATCH] - fixed - server send invalid response- when client uses
 wrong ctlModel (LIB61850-383) (#435)

---
 src/iec61850/server/mms_mapping/control.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/iec61850/server/mms_mapping/control.c b/src/iec61850/server/mms_mapping/control.c
index 15cb6a32..be24afee 100644
--- a/src/iec61850/server/mms_mapping/control.c
+++ b/src/iec61850/server/mms_mapping/control.c
@@ -1872,7 +1872,7 @@ Control_readAccessControlObject(MmsMapping* self, MmsDomain* domain, char* varia
                     if (DEBUG_IED_SERVER)
                         printf("IED_SERVER: select not applicable for control model %u\n", controlObject->ctlModel);
 
-                    value = controlObject->sbo;
+                    value = &emptyString;
                 }
             }