diff --git a/kernel/src/mm/los_memory.c b/kernel/src/mm/los_memory.c
index 5f289e819a0d01913b02087f778b16003de7aeb5..d9d7463498da77d179ceb5d930c3f7d56c9a6fcf 100755
--- a/kernel/src/mm/los_memory.c
+++ b/kernel/src/mm/los_memory.c
@@ -893,7 +893,13 @@ UINT32 LOS_MemInit(VOID *pool, UINT32 size)
         return OS_ERROR;
     }
 
-    size = OS_MEM_ALIGN(size, OS_MEM_ALIGN_SIZE);
+    if (((UINTPTR)pool & (OS_MEM_ALIGN_SIZE - 1)) || \
+        (size & (OS_MEM_ALIGN_SIZE - 1))) {
+        PRINT_ERR("LiteOS heap memory address or size configured not aligned:address:0x%x,size:0x%x, alignsize:%d\n", \
+                  (UINTPTR)pool, size, OS_MEM_ALIGN_SIZE);
+        return OS_ERROR;
+    }
+
     if (OsMemPoolInit(pool, size)) {
         return OS_ERROR;
     }
@@ -2025,11 +2031,6 @@ UINT32 OsMemSystemInit(VOID)
     m_aucSysMem0 = LOSCFG_SYS_HEAP_ADDR;
 #endif
 
-    if ((UINTPTR)m_aucSysMem0 & (OS_MEM_ALIGN_SIZE - 1)) {
-        m_aucSysMem0 = (UINT8 *)(((UINTPTR)m_aucSysMem0 + (OS_MEM_ALIGN_SIZE - 1)) &
-                       ~(OS_MEM_ALIGN_SIZE - 1));
-    }
-
     ret = LOS_MemInit(m_aucSysMem0, LOSCFG_SYS_HEAP_SIZE);
     PRINT_INFO("LiteOS heap memory address:0x%x,size:0x%x\n", m_aucSysMem0, LOSCFG_SYS_HEAP_SIZE);
     return ret;