From: Josh Oguin <josh.og...@oarcorp.com>
CodeSonar flagged this as a potential NULL deference. That should never
occur but adding the _Assert() ensures we are checking that.
---
cpukit/score/include/rtems/score/chainimpl.h | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/cpukit/score/include/rtems/score/chainimpl.h
b/cpukit/score/include/rtems/score/chainimpl.h
index 6e1b6e3..08cbab6 100644
--- a/cpukit/score/include/rtems/score/chainimpl.h
+++ b/cpukit/score/include/rtems/score/chainimpl.h
@@ -7,7 +7,7 @@
/*
* Copyright (c) 2010 embedded brains GmbH.
*
- * COPYRIGHT (c) 1989-2006.
+ * COPYRIGHT (c) 1989-2014.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
@@ -20,6 +20,7 @@
#include <rtems/score/chain.h>
#include <rtems/score/address.h>
+#include <rtems/score/assert.h>
#ifdef __cplusplus
extern "C" {
@@ -613,8 +614,13 @@ RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty(
Chain_Control *the_chain
)
{
- Chain_Node *head = _Chain_Head( the_chain );
- Chain_Node *tail = _Chain_Tail( the_chain );
+ Chain_Node *head;
+ Chain_Node *tail;
+
+ _Assert( the_chain != NULL );
+
+ head = _Chain_Head( the_chain );
+ tail = _Chain_Tail( the_chain );
head->next = tail;
head->previous = NULL;
--
1.9.3
_______________________________________________
devel mailing list
devel@rtems.org
http://lists.rtems.org/mailman/listinfo/devel
