diff --git a/kernel/src/los_queue.c b/kernel/src/los_queue.c
index 686e5d14..5ae74611 100644
--- a/kernel/src/los_queue.c
+++ b/kernel/src/los_queue.c
@@ -244,6 +244,7 @@ static INLINE VOID OsQueueBufferOperate(LosQueueCB *queueCB, UINT32 operateType,
     } else {
         if (OS_QUEUE_IS_READ(operateType)) {
             msgDataSize = *((UINT32 *)(UINTPTR)((queueNode + queueCB->queueSize) - sizeof(UINT32)));
+            msgDataSize = (*bufferSize < msgDataSize) ? *bufferSize : msgDataSize;
             rc = memcpy_s((VOID *)bufferAddr, *bufferSize, (VOID *)queueNode, msgDataSize);
             if (rc != EOK) {
                 PRINT_ERR("%s[%d] memcpy failed, error type = %u\n", __FUNCTION__, __LINE__, rc);
@@ -268,9 +269,7 @@ static INLINE UINT32 OsQueueOperateParamCheck(const LosQueueCB *queueCB, UINT32
         return LOS_ERRNO_QUEUE_NOT_CREATE;
     }
 
-    if (OS_QUEUE_IS_READ(operateType) && (*bufferSize < (queueCB->queueSize - sizeof(UINT32)))) {
-        return LOS_ERRNO_QUEUE_READ_SIZE_TOO_SMALL;
-    } else if (OS_QUEUE_IS_WRITE(operateType) && (*bufferSize > (queueCB->queueSize - sizeof(UINT32)))) {
+    if (OS_QUEUE_IS_WRITE(operateType) && (*bufferSize > (queueCB->queueSize - sizeof(UINT32)))) {
         return LOS_ERRNO_QUEUE_WRITE_SIZE_TOO_BIG;
     }
 
diff --git a/testsuites/sample/kernel/queue/It_los_queue_010.c b/testsuites/sample/kernel/queue/It_los_queue_010.c
index ac3988a0..279f6253 100644
--- a/testsuites/sample/kernel/queue/It_los_queue_010.c
+++ b/testsuites/sample/kernel/queue/It_los_queue_010.c
@@ -48,7 +48,7 @@ static UINT32 Testcase(VOID)
     ICUNIT_GOTO_EQUAL(ret, LOS_OK, ret, EXIT);
 
     ret = LOS_QueueRead(g_testQueueID01, &buff2, QUEUE_BASE_MSGSIZE, 0);
-    ICUNIT_GOTO_EQUAL(ret, LOS_ERRNO_QUEUE_READ_SIZE_TOO_SMALL, ret, EXIT);
+    ICUNIT_GOTO_EQUAL(ret, LOS_OK, ret, EXIT);
 
     ret = LOS_QueueDelete(g_testQueueID01);
     ICUNIT_ASSERT_EQUAL(ret, LOS_OK, ret);
diff --git a/testsuites/sample/kernel/queue/It_los_queue_011.c b/testsuites/sample/kernel/queue/It_los_queue_011.c
index a677a908..9ab17e7f 100644
--- a/testsuites/sample/kernel/queue/It_los_queue_011.c
+++ b/testsuites/sample/kernel/queue/It_los_queue_011.c
@@ -47,7 +47,7 @@ static UINT32 Testcase(VOID)
 
     // 6, Set a value less than QUEUE_BASE_MSGSIZE, for test erro code LOS_ERRNO_QUEUE_READ_SIZE_TOO_SMALL
     ret = LOS_QueueRead(g_testQueueID01, &buff2, 6, 0);
-    ICUNIT_GOTO_EQUAL(ret, LOS_ERRNO_QUEUE_READ_SIZE_TOO_SMALL, ret, EXIT);
+    ICUNIT_GOTO_EQUAL(ret, LOS_OK, ret, EXIT);
 
     ret = LOS_QueueDelete(g_testQueueID01);
     ICUNIT_ASSERT_EQUAL(ret, LOS_OK, ret);
diff --git a/testsuites/sample/kernel/queue/It_los_queue_012.c b/testsuites/sample/kernel/queue/It_los_queue_012.c
index b8d9636b..5f600352 100644
--- a/testsuites/sample/kernel/queue/It_los_queue_012.c
+++ b/testsuites/sample/kernel/queue/It_los_queue_012.c
@@ -45,9 +45,6 @@ static UINT32 Testcase(VOID)
     ret = LOS_QueueWrite(g_testQueueID01, buff1, QUEUE_BASE_MSGSIZE, 0);
     ICUNIT_GOTO_EQUAL(ret, LOS_OK, ret, EXIT);
 
-    ret = LOS_QueueRead(g_testQueueID01, &buff2, 7, 0); // 7, for boundary value test
-    ICUNIT_GOTO_EQUAL(ret, LOS_ERRNO_QUEUE_READ_SIZE_TOO_SMALL, ret, EXIT);
-
     ret = LOS_QueueRead(g_testQueueID01, &buff2, QUEUE_BASE_MSGSIZE, 0);
     ICUNIT_GOTO_EQUAL(ret, LOS_OK, ret, EXIT);
     // 6, to verify the correct value
diff --git a/testsuites/sample/kernel/queue/It_los_queue_head_010.c b/testsuites/sample/kernel/queue/It_los_queue_head_010.c
index 9e64a477..e701fa76 100644
--- a/testsuites/sample/kernel/queue/It_los_queue_head_010.c
+++ b/testsuites/sample/kernel/queue/It_los_queue_head_010.c
@@ -45,7 +45,7 @@ static UINT32 Testcase(VOID)
     ICUNIT_GOTO_EQUAL(ret, LOS_OK, ret, EXIT);
 
     ret = LOS_QueueRead(g_testQueueID01, &buff2, 6, 0); // 6 < QUEUE_BASE_MSGSIZE for erro code LOS_ERRNO_QUEUE_READ_SIZE_TOO_SMALL
-    ICUNIT_GOTO_EQUAL(ret, LOS_ERRNO_QUEUE_READ_SIZE_TOO_SMALL, ret, EXIT);
+    ICUNIT_GOTO_EQUAL(ret, LOS_OK, ret, EXIT);
 
 EXIT:
     ret = LOS_QueueDelete(g_testQueueID01);
diff --git a/testsuites/sample/kernel/queue/It_los_queue_head_011.c b/testsuites/sample/kernel/queue/It_los_queue_head_011.c
index 8ef62826..d9294736 100644
--- a/testsuites/sample/kernel/queue/It_los_queue_head_011.c
+++ b/testsuites/sample/kernel/queue/It_los_queue_head_011.c
@@ -45,9 +45,6 @@ static UINT32 Testcase(VOID)
     ret = LOS_QueueWriteHead(g_testQueueID01, buff1, QUEUE_BASE_MSGSIZE, 0);
     ICUNIT_GOTO_EQUAL(ret, LOS_OK, ret, EXIT);
 
-    ret = LOS_QueueRead(g_testQueueID01, &buff2, 7, 0); // 7, read size
-    ICUNIT_GOTO_EQUAL(ret, LOS_ERRNO_QUEUE_READ_SIZE_TOO_SMALL, ret, EXIT);
-
     ret = LOS_QueueRead(g_testQueueID01, &buff2, QUEUE_BASE_MSGSIZE, 0);
     ICUNIT_GOTO_EQUAL(ret, LOS_OK, ret, EXIT);
     ICUNIT_GOTO_EQUAL(*((char *)(intptr_t)buff2 + 6), buff1[6], *((char *)(intptr_t)buff2 + 6), EXIT); // 6, In order to verify the content
diff --git a/testsuites/sample/kernel/queue/It_los_queue_head_014.c b/testsuites/sample/kernel/queue/It_los_queue_head_014.c
index 38d636e2..fe0a39f2 100644
--- a/testsuites/sample/kernel/queue/It_los_queue_head_014.c
+++ b/testsuites/sample/kernel/queue/It_los_queue_head_014.c
@@ -45,7 +45,7 @@ static UINT32 Testcase(VOID)
     ICUNIT_GOTO_EQUAL(ret, LOS_OK, ret, EXIT);
 
     ret = LOS_QueueRead(g_testQueueID01, &buff2, 7, 0); // 7, buffer2 max - 1
-    ICUNIT_GOTO_EQUAL(ret, LOS_ERRNO_QUEUE_READ_SIZE_TOO_SMALL, ret, EXIT);
+    ICUNIT_GOTO_EQUAL(ret, LOS_OK, ret, EXIT);
 
 EXIT:
     ret = LOS_QueueDelete(g_testQueueID01);