diff --git a/portable/MemMang/heap_6.c b/portable/MemMang/heap_6.c
index 0a1b504de..2360d5782 100644
--- a/portable/MemMang/heap_6.c
+++ b/portable/MemMang/heap_6.c
@@ -115,10 +115,6 @@ else
 	{
 	buf=heap_alloc_from_foot(heap, size);
 	}
-#if(configUSE_MALLOC_FAILED_HOOK==1)
-if(buf==NULL)
-	vApplicationMallocFailedHook();
-#endif
 return buf;
 }
 
@@ -1779,6 +1775,10 @@ if(locked)
 heap_unlock(locked);
 if(buf!=NULL)
 	xSuccessfulAllocations++;
+#if(configUSE_MALLOC_FAILED_HOOK==1)
+if(buf==NULL)
+	vApplicationMallocFailedHook();
+#endif
 return buf;
 }