Be a tad more cautious before releasing objects when running in DVM mode

Fixes #2700

Signed-off-by: Ralph Castain <[email protected]>

Author: Ralph Castain

orte/mca/ess/hnp/ess_hnp_module.c

@@ -13,7 +13,7 @@
  * Copyright (c) 2011-2014 Cisco Systems, Inc.  All rights reserved.
  * Copyright (c) 2011-2013 Los Alamos National Security, LLC.  All rights
  *                         reserved.
- * Copyright (c) 2013-2016 Intel, Inc.  All rights reserved.
+ * Copyright (c) 2013-2017 Intel, Inc.  All rights reserved.
  * Copyright (c) 2017      Research Organization for Information Science
  *                         and Technology (RIST). All rights reserved.
  * $COPYRIGHT$
@@ -854,7 +854,9 @@ static int rte_finalize(void)
 
     /* release the job hash table */
     OPAL_HASH_TABLE_FOREACH(key, uint32, jdata, orte_job_data) {
-        OBJ_RELEASE(jdata);
+        if (NULL != jdata) {
+            OBJ_RELEASE(jdata);
+        }
     }
     OBJ_RELEASE(orte_job_data);
 

orte/mca/iof/base/iof_base_frame.c

@@ -11,7 +11,7 @@
  *                         All rights reserved.
  * Copyright (c) 2013      Los Alamos National Security, LLC.  All rights reserved.
  * Copyright (c) 2013      Cisco Systems, Inc.  All rights reserved.
- * Copyright (c) 2015-2016 Intel, Inc. All rights reserved.
+ * Copyright (c) 2015-2017 Intel, Inc.  All rights reserved.
  * Copyright (c) 2015-2017 Research Organization for Information Science
  *                         and Technology (RIST). All rights reserved.
  * $COPYRIGHT$
@@ -90,8 +90,10 @@ static int orte_iof_base_close(void)
     }
 
     if (!ORTE_PROC_IS_DAEMON) {
-        OBJ_RELEASE(orte_iof_base.iof_write_stdout);
-        if (!orte_xml_output) {
+        if (NULL != orte_iof_base.iof_write_stdout) {
+            OBJ_RELEASE(orte_iof_base.iof_write_stdout);
+        }
+        if (!orte_xml_output && NULL != orte_iof_base.iof_write_stderr) {
             OBJ_RELEASE(orte_iof_base.iof_write_stderr);
         }
     }

orte/mca/state/hnp/state_hnp.c

@@ -1,7 +1,7 @@
 /*
  * Copyright (c) 2011-2012 Los Alamos National Security, LLC.
  *                         All rights reserved.
- * Copyright (c) 2014      Intel, Inc. All rights reserved
+ * Copyright (c) 2014-2017 Intel, Inc.  All rights reserved.
  * Copyright (c) 2017      Research Organization for Information Science
  *                         and Technology (RIST). All rights reserved.
  * $COPYRIGHT$
@@ -189,8 +189,6 @@ static int init(void)
 
 static int finalize(void)
 {
-    opal_list_item_t *item;
-
     /* cleanup the proc state machine */
     OPAL_LIST_DESTRUCT(&orte_proc_states);
     /* cleanup the job state machine */