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-rw-r--r--cpukit/score/src/heapfree.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/cpukit/score/src/heapfree.c b/cpukit/score/src/heapfree.c
index 25a1e6964d..d7ed523a3c 100644
--- a/cpukit/score/src/heapfree.c
+++ b/cpukit/score/src/heapfree.c
@@ -89,7 +89,7 @@
* is the task stack of a thread that deletes itself. The thread dispatch
* disable level is a way to detect this use case.
*/
- if ( _Thread_Dispatch_disable_level == 0 ) {
+ if ( !_Thread_Dispatch_in_critical_section() ) {
Heap_Block *const next = block->Protection_begin.next_delayed_free_block;
if ( next == NULL ) {
_Heap_Protection_delay_block_free( heap, block );