1 files changed, 5 insertions, 6 deletions
diff --git a/cpukit/score/src/heap.c b/cpukit/score/src/heap.c
index 042dc6d604..8c55b06ecd 100644
--- a/cpukit/score/src/heap.c
+++ b/cpukit/score/src/heap.c
@@ -111,11 +111,10 @@ static uint32_t instance = 0;
  *            +--------------------------------+ <- end = begin + size
  *
  */
-
 uint32_t   _Heap_Initialize(
   Heap_Control        *the_heap,
   void                *starting_address,
-  size_t               size,
+  ssize_t              size,
   uint32_t             page_size
 )
 {
@@ -207,10 +206,10 @@ uint32_t   _Heap_Initialize(
  * Convert user requested 'size' of memory block to the block size.
  * Return block size on success, 0 if overflow occured
  */
-size_t _Heap_Calc_block_size(
-  size_t   size,
-  uint32_t page_size,
-  uint32_t min_size)
+ssize_t _Heap_Calc_block_size(
+  ssize_t   size,
+  uint32_t  page_size,
+  uint32_t  min_size)
 {
   uint32_t block_size = size + HEAP_BLOCK_USED_OVERHEAD;
   _Heap_Align_up(&block_size, page_size);