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-rw-r--r--cpukit/score/inline/rtems/score/heap.inl4
1 files changed, 2 insertions, 2 deletions
diff --git a/cpukit/score/inline/rtems/score/heap.inl b/cpukit/score/inline/rtems/score/heap.inl
index 09d6e5b0cd..b8bb124423 100644
--- a/cpukit/score/inline/rtems/score/heap.inl
+++ b/cpukit/score/inline/rtems/score/heap.inl
@@ -376,11 +376,11 @@ RTEMS_INLINE_ROUTINE bool _Heap_Is_block_in (
* @return This method returns the total amount of memory
* allocated to the heap.
*/
-RTEMS_INLINE_ROUTINE uint32_t _Heap_Get_size (
+RTEMS_INLINE_ROUTINE int32_t _Heap_Get_size (
Heap_Control *the_heap
)
{
- return the_heap->end - the_heap->begin;
+ return _Addresses_Subtract( the_heap->end, the_heap->begin );
}
/**@}*/