From 6c6a116b4ad5df283329d666bb0100734eefce8a Mon Sep 17 00:00:00 2001
From: Terraneo Federico <fede.tft@miosix.org>
Date: Wed, 29 Mar 2023 10:04:58 +0200
Subject: [PATCH] More IntrusiveList error checks
---
miosix/kernel/intrusive.h | 18 ++++++++++++++++--
1 file changed, 16 insertions(+), 2 deletions(-)
diff --git a/miosix/kernel/intrusive.h b/miosix/kernel/intrusive.h
index d2800e78..a0690a30 100755
--- a/miosix/kernel/intrusive.h
+++ b/miosix/kernel/intrusive.h
@@ -872,12 +872,26 @@ public:
/**
* \return a pointer to the first item. List must not be empty
*/
- T* front() { return static_cast<T*>(IntrusiveListBase::front()); }
+ T* front()
+ {
+ auto result=IntrusiveListBase::front();
+ #ifdef INTRUSIVE_LIST_ERROR_CHECK
+ if(result==nullptr) fail();
+ #endif //INTRUSIVE_LIST_ERROR_CHECK
+ return static_cast<T*>(result);
+ }
/**
* \return a pointer to the last item. List must not be empty
*/
- T* back() { return static_cast<T*>(IntrusiveListBase::back()); }
+ T* back()
+ {
+ auto result=IntrusiveListBase::back();
+ #ifdef INTRUSIVE_LIST_ERROR_CHECK
+ if(result==nullptr) fail();
+ #endif //INTRUSIVE_LIST_ERROR_CHECK
+ return static_cast<T*>(result);
+ }
/**
* \return true if the list is empty
--
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